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Sony's Cashless Smart Card Catching on in Japan

Spasemunki writes "The New York Times reports here on the success in Japan of an RF-based, cash replacement smart card developed by Sony. Used primarily by Japan's largest railway company, the cards carry a declining cash balance (no link to your credit card or bank account if it is lost or stolen), and conducts transactions at railway turnstiles in 1/5 of a second. Mass transit remains one of the big areas for many folks where you just can't live without cash- this would be a big improvement over digging in the couch for exact change ... "

46 of 208 comments (clear)

  1. Nice... by Anonymous Coward · · Score: 2, Insightful


    Who needs photocopiers and engravers, when you can just "hack" some funds!

  2. Potential uses... by watzinaneihm · · Score: 2, Interesting

    With smart-card readers integrated into your computers, will this be the solution to the great micropayment problem? (Similar things have appeared on prev. /. stories, so idea not mine)
    Or will somebody spam your computers with viruses to steal your money then?

    --
    .ACMD setaloiv siht gnidaeR
  3. Why "RF based/cash replacement? Metrocard by indiigo · · Score: 5, Interesting

    Huh? NY has had metrocard for years, it's successful, disposeable, and considered a fairly resounding success and can be linked to cash or credit, giving you a range of options, some of which are beneficial to the consumer (you can let someone else use your card free.) I guess if it has a chip though it should be cool.

    The token is dead. Cash is dying. off topic, the dollar is dying, in particular... :)

    --
    fslg503-985-8686503-985-8686503-985-8686503-985-86 8650 3-985-fdsg8686503-985-8686503-985-8686503-9
    1. Re:Why "RF based/cash replacement? Metrocard by mvanhorn · · Score: 5, Informative

      Having lived in NYC my whole life, before coming to Tokyo, I can say Suica is pretty different than Metrocard. You do not even have to take the thing out of your wallet to use it. No dirty metocard readers that keep you stuck for 5 minutes because they can't read your card. On the negative side, I don't think there are "unlimited" suica cards, but there are unlimited commuter passes. These work like metrocard in that they need contact with the machine, but you just insert it, and it races through the machine in a split second, and you grab it again on the other side.I've yet to have a problem with a machine not reading the card.

    2. Re:Why "RF based/cash replacement? Metrocard by Mr.+Theorem · · Score: 5, Informative
      No, no--the NYC Metrocard still needs to be swiped, much like the regular Metrorail farecard we have here in DC.


      Smart cards--like DC Metro's Smarttrip--are far cooler. You don't need to swipe them--just get them close to the reader. You don't need to take it our of your wallet: just put your wallet up to the reader and that gets it close enough.


      Even better, you can register it with Metro and if you lose your card with $100 on it, you just have to pay $5 for a replacement card and you get all the value you had on the card.


      In July, they should have Smarttrip readers on all the buses too, so that transfers will be automagic--no need to remember to get a paper transfer from one of those machines that always seems to be out of paper. Bus boarding should speed up dramatically too.

      --
      *** Work like a king, command like a slave, create like a dog.
  4. This is no quantum leap by BillsPetMonkey · · Score: 2, Informative

    Japanese commuters have had plastic travel since around 1991 in most Tokyo stations, paid directly by your company. The only reason you would buy a ticket is to use a route other than your regular commuter one.

    News a bit thin today?

    --
    "It's not your information. It's information about you" - John Ford, Vice President, Equifax
    1. Re:This is no quantum leap by DNS-and-BIND · · Score: 2, Informative
      According to one of my English students who works for a major manufacturer, later this year a new Japanese cell phones will be released that have the Suica card functionality built in. Then, you won't even have to take the thing out of your pocket to get past the gate.


      Make no mistake about the Japanese economy, though...it's in the doldrums with no way out. The highest American national debt during the Reagan years was $4 trillion, when Ronnie was emptying the treasury to bury the Commies. The current Japanese national debt is $6 trillion.

      --
      Shutting down free speech with violence isn't fighting fascism. It IS fascism!
  5. Does this have "big brother" implications? by Eese · · Score: 5, Insightful

    While the money in this instance is anonymous, is anyone else reminded of those scanners from Minority Report that just "pinged" you as you walk by? I wouldn't like the idea of being forced to walk around carrying RF-emitting devices. If I wanted to, by all means, but I would rather this not become the norm, personally.

    1. Re:Does this have "big brother" implications? by tekunokurato · · Score: 3, Insightful

      No. If there's no link to your accounts, there needn't be a link to you. When you buy a metrocard in NY (as a previous poster discussed) do you have to input your ID? not at all. Sure, you may pay for it with a credit card, but if your goal is not to carry cash, how else would you pay for anything anyway?

    2. Re:Does this have "big brother" implications? by schtum · · Score: 2, Interesting

      for those who have no idea what he just said, handy == cell phone, or mobile phone, in Germany (and perhaps a few other places as well?). Most Germans are surprised to discover that "handy" isn't the regular English term since the word is clearly derived from English. I learned this from a friend who took German in college, and it still took me a few seconds to interpret the above post.

  6. Finally non secure systems by brejc8 · · Score: 3, Insightful

    Finally people are making systems which they know might be cracked. After doing power analasis of processors I would not be happy if my bank said that the data is fully secure and no one can break into it. I would prefair if they said well people could break into it but they will only be able to steal x ammount before the card is canceled.

  7. Will only work in Japan by bushboy · · Score: 2, Insightful

    There's so many cool ideas that only Japan seems to have.

    I think this is one of them.

    Japanese citizens seem almost Zenlike in thier capacity to accept such civilised ideas.

    By comparison, in much of the rest of the world, this idea won't work simply because of the cultural background.

    --
    A slashdotting - you get the stick first and then the carrot !
    1. Re:Will only work in Japan by k_187 · · Score: 2, Informative

      Nope, here in DC the Metrorail has pretty much the same thing. They call it smartrip and you have an account with them that you put money into and then your trips are deducted from that. They're pretty money (for lack of a better term ;) especially in that since they only cost 5 bucks I've been able to get them replaced twice and saved myself 30 compared to the normal cards they use.

      --
      11 was a racehorse
      12 was 12
      1111 Race
      12112
  8. Great idea! by Xenna · · Score: 5, Insightful

    Now the banks can actually collect interest on the money in your pocket!

    If you lose your card and noone else finds it, the money goes to the banks as well!

    A win-win situation!

    X.

    1. Re:Great idea! by tekunokurato · · Score: 2, Interesting

      I know the "win-win" remark above was sarcastic, but think of it like this:

      First, there's virtually no interest to be collected in Japan regardless. Short rates are practically zero, and barely enough to recoup transaction costs.

      Second, let's say the bank actually WAS collecting interest on your cash. Well, what are you going to do with it? You've got two choices: you can bury your money and not let anyone make any interest off it (because you're certainly not using it productively if it's sitting in your pocket), or you can lend it to someone to make money with, and it'll be instantly recoupable.

      Technically, if everyone converted all their cash and let banks have it while they weren't using it, the economy would be more productive, and might do better.

      Of course, the availability of cash might push interest rates lower, but it also might increase the willingness of people and companies to invest in productive products, possibly helping the Japanese economy out of its crisis.

  9. Implications by Compact+Dick · · Score: 3, Funny


    Does this mean that if you get stuck in a revolving door, you go broke quick?

    1. Re:Implications by tekunokurato · · Score: 2, Funny

      If you get stuck in a revolving door, you DESERVE to go broke quick!

      "look kids, Big Ben!"
      "look kids, Big Ben!"

  10. Belgium : proton by selderrr · · Score: 5, Informative

    We've got this for quite a few years now in belgium. All small stores have cardreaders now. Parking meters, payphones, cola machines, even movie theaters. I rarely carry cash anymore. The only disadvantages so far are that it doesn't work (yet) outside belgium, and that the readers seem to be a bit more fragile than coin-operated machines. The coke machine in our building has a crashed card reader once every 2 week. But apparently the machine resets itself every day, so the next morning they're back OK.

    For the merchants, the advantage is 2fold : no cash in the store so less attractive to thieves, but also there is no permanent connection needed with the bank : the cardreader can store the balance internally, and upload a transaction log at the end of the day. This makes proton payment a lot cheaper for the merchants (payment by visa costs a percentage, and payment by bankcard costs a fixed fee)

    1. Re:Belgium : proton by CvD · · Score: 2, Interesting

      We have the same here in the Netherlands (its called ChipKnip). You forgot to mention one of the more annoying problems: you don't know how much you are carrying. You can't look at your card and find out how much money is still on it.

      Actually, this would be a cool application for that plastic flexible panel display thingy that was on /. a while back, have it embedded on your card. The only problem with this would be powersupply.

      And yeah, the readers are very suceptible to dirt and other crap. Also the metallic contact points tend to get somewhat corroded after a while. I clean them with a pencil eraser. Works like a charm.

      Cheers,

      Costyn.

    2. Re:Belgium : proton by GroovBird · · Score: 2, Interesting

      Banksys, the company that runs the Proton system, produces keychains that let you figure out the amount you have on your card. It will also show you your last five transactions. Plus, you can check the amount in any card reader in any location, wether they are credit or debit readers.

      Dave

    3. Re:Belgium : proton by whovian · · Score: 2, Insightful

      Probably not too expensive of an option would be to put flash memory inside to store the value and embed a solar cell on the card to read the memory and then display the value.

      --
      To-do List: Receive telemarketing call during a tornado warning. Check.
  11. The Wallet Problem by dmorin · · Score: 4, Insightful
    Smart cards are at least partly failing to catch on because of what I call "the wallet problem". Fine, you have a cash card for the subway. and one for the parking lot. And one for the office cafeteria. And the mall. Pretty soon you have a wallet of nothing but cash cards, each carrying $20 here or $50 there and none of them interchangeable.

    Visa and MC work because there's a single standard with multiple providers. Everybody takes Visa, nobody says "Oh, whoa, hey, we don't take the GM Visa, we only take the Wachovia Visa." So there's a massive hurdle to overcome for cash cards to really catch on. You want to make a generic cash card that people can use anywhere. But if you do that, then naturally you will want to fill it with more cash...which, in turn, makes it more risky to lose it, which makes less people want to sponsor them. Note that I don't say "to use them", because I think that people would put $100+ on a cash card and want to use it to go shopping (think of the new "gift cards" that people get for the mall). I said sponsor because once you get beyond a certain amount, if somebody loses it, they're gonna scream and say "I don't care about your policy, I demand you get me my money back."

    Know what I mean? What's a good solution that that problem? I suppose the solution is for Visa to sponsor a cash card, which seems like it would be very similar to the whole "debit card" concept that caught on very rapidly once the banks were able to say "Use your checking account money just like Visa."

    1. Re:The Wallet Problem by LegendLength · · Score: 2, Insightful

      The solution is to have a card which can 'contain' cash cards from different providers. Then you could have a single card which holds data for all of your cash cards, and you wouldn't be locked in to a single supplier like Visa/MC.

      Governments really should get off their asses and implmement these, free of charge. How can they pretend that this type of money isn't a basic service that should be handled by them?

    2. Re:The Wallet Problem by GregWebb · · Score: 2, Insightful

      When Mondex was trialled a while back in the UK, it didn't take long for the encryption to be hacked and people to get essentially free money added to their cards on demand.

      If this sort of card system is to be long-term practical, it can't be the wallet. It has to be the key that opens the remote safe, or someone will eventually find out how to put money into the wallet without putting the corresponding bills into the account that backs it up. Yes, I know that slows it down but it's necessary.

      --

      Greg

      (Inside a nuclear plant)
      Aaaarrrggh! Run! The canary has mutated!

  12. Note to Marketers by Marijuana+al-Shehi · · Score: 4, Funny

    Do you want these cashless smart cards to "catch on" in America too? Call them X-treme Cash Cards! Apparently the only way to get people to buy something here is to call it X-treme, Extreme, etc..., and to inform your target market that your product doesn't support terrorists. And while you're at it, give them a few designs to choose from: Avril Lavigne, Goody Mob, Dixie Chicks, and Dale Earnhardt so they can express their individuality (very important).

    As soon as these things start getting stolen through violence, the sheeple will line up for their cashless laser tattoo forehead bar codes. I give it five years tops.

    --
    "I think all foreigners should stop interfering in the internal affairs of Iraq"
    -- Paul Wolfowitz, 7/21/2003
    1. Re:Note to Marketers by La+Temperanza · · Score: 2, Insightful

      Hey, isn't that in the Book of Revelation?

      16: He also forced everyone, small and great, rich and poor, free and slave, to receive a mark on his right hand or on his forehead,
      17: so that no one could buy or sell unless he had the mark, which is the name of the beast or the number of his name.

      Originally I thought this sounded eerily similar to fingerprints and retinal scanners. But I'm just an occultist quack, and an OT one at that. :p

      --

      --
      est modus in rebus
  13. A few comments... by BJH · · Score: 3, Informative


    Japan in general, and the Tokyo area in particular, has had a form of prepaid card for use at train stations for several years. These cards are of the "magnetic stripe" type, and have to be fed through the ticket gate to work. The ticket gates have a tendency to jam occasionally, requiring human intervention to get them working again.

    The main advantage of the Suica cards is that they just have to be held against a panel on the ticket gate - as they're RF based, there's no moving parts to get jammed.

    The main disadvantage of these particular cards is that they don't offer the same flexibility in routes that the "old" cards have - you have to be travelling between two JR (Japan Rail) stations to be able to use them. I commute on a train that switches from a JR train to a subway train (separate organization - same train) halfway along my route, which means I can't use the Suica cards.

    In spite of what the article says, I haven't really noticed them being used for anything other than commuting.

  14. I want one by Openadvocate · · Score: 2, Insightful

    I want to place one in one of my windows. Outside there's a crowded sidewalk. I am sure noone would mind me getting one cent for every person walking by, as I am sure they never will discover it.

    --
    my sig
  15. Underground in London by oliverjms · · Score: 2, Informative

    They are currently testing this on the underground in London:

    http://www.transportforlondon.gov.uk/tfl/oyster_ ca rd.shtml

  16. Officer, I've been mugged! by ch-chuck · · Score: 5, Funny

    I know I should have been there this time of night but we had this party, anyway, I was walking down 8th street and this guys jumps out of the alleyway, points this box at me, it had these glowing lights, like, oh, you know, those led thingys? And it went 'beep beep' - I didn't think anything of it but now my smart card is empty!! I had $89.45 in it and now it's all gone!!

    --
    try { do() || do_not(); } catch (JediException err) { yoda(err); }
    1. Re:Officer, I've been mugged! by 91degrees · · Score: 2, Interesting

      Unfortunately this is low-crime Japan. You'd have to spend a few minutes explaining to the police what mugging means, and convincing them that someone would be so dishonourable as to do such a thing.

  17. I'm in Japan... by Mossfoot · · Score: 4, Informative

    .... and I can tell you first hand these are pretty darn efficient. After all, having a train pass is just for a set point A to point B, but with the Suica Card, you just use it whenever you need to. I still prefer to use my bike when I can, but when I take the train I see more and more people using the Suica card. Of course to get the card it costs about 2000 yen (20 bucks give or take) but once you have it you don't need to get another.

    --
    Fuzzy Knights: New RPG Strips Tuesday and Friday!:
    http://www.fuzzyknights.com
  18. No limit on cash per card? by arvindn · · Score: 2, Informative
    Riders take the cards to vending machines and add as much money as they want.
    I'm not sure this is such a good idea. It would be better to have a fixed maximum. That way, losing the card involves no more risk than losing paper money. I recall a similar initiative in France a while ago, where they had an upper limit. If there's a cap you're not putting all your eggs into one basket, and you get a pretty good idea of how much money you are carrying even when you are not near a card reading machine.
    1. Re:No limit on cash per card? by BJH · · Score: 2, Informative

      Believe it or not, it's an *improvement* over the old system. Normal train passes here in Japan can only be bought for 1, 3 or 6 month spans, with the cost per month lower the longer the span. That meant that, in order to get the cheapest fare (which is all your company will pay out), you had to buy the six-month pass, and carry the equivalent of several hundred dollars (if you live far out of Tokyo, it could be over a $US1000) in your pocket in the form of a thin piece of plastic. If you lost it, tough.

      At least with the SUica cards you can control how much you want to keep in the card yourself.

  19. Re:I want one - collecting the cash by gpvillamil · · Score: 2, Insightful

    This issue was raised re: the Octopus card in Hong Kong as well. What prevents people from just wandering around lifting 'cash' out of people's contactless cards is that ultimately they have to get the real cash from the entity that collected it. Sure, you can go around trying to take money from people's Suica cards, but then you're going to approach JR East and ask them to give you real money? All you have is a bunch of long encrypted strings.

  20. Speedpass anyone? by jpellino · · Score: 3, Insightful

    Just got my speedpass timex watch - no more key tag - I'll prolly give that to my wife - the windw tage never did work on my dodge neon's back window, so that was out.

    I like the idea of speedpass being used at gas and other small place - mcd's, dunkin's - for the most part if I lose it, the money is safe (so they say so far) and what's the worst someone could do - buy a tank of gas, drive for a day then buy another - i'd figure it out by then.

    Plus anyone who has a debit card and uses it for purchases AND atms - it wears out about halfway thru it's expiration date from people treating it like a sanding tool at the checkout.

    Negroponte told a neat story a few years back - about the ski pass rfid's in switzerland - he went to pull out cash at a small store to buy some chocolate, and was fishing for change and the cashier saw his spent ski pass - he offered to take it for the payment - nn asked why, and the guy said they're worth 5 francs deposit when you turn them back - when pressed, the cashier said he piles them up and pays the bread vendor - the bread vendor piles up piles from the stores he delivers to , one of which was the ski resort, and turns them in en masse!

    it was nn's arguement for how micropayments are easier than we think. speedpass isn't exactly micropayments given the price of petrol, but it's close, easy, cheaper for the shop (debit vs credit) and certainly easy for me.

    --
    "Win treats sysadmins better than users. Mac treats users better than sysadmins. Linux treats everyone like sysadmins."
  21. There's something like this in Malaysia too by TheLink · · Score: 2, Informative

    They're called Touch n Go cards here in Malaysia.

    http://www.touchngo.com.my/

    They can be used for the light rail transport in the capital, highway toll booths (proximity or stick them in a gadget aka smartTAG that allows remote deduction/payment at up to 40kph[1]), a few parking lots and you can reload them at certain bank ATMs.

    Of course there are the usual complaints of double deductions etc.

    And I wonder about pranksters deducting from cards just for fun (you often don't need to take the card out of your wallet/purse for it to work).

    Also wonder if the organized crime syndicates have figured out a way to "make money".

    Link.

    [1] If the transaction doesn't go through the toll bar doesn't go up, so caution is encouraged :).

    --
  22. Hong Kong MTR Octopus by psi6030 · · Score: 2, Informative

    The MTR in HK has this - buy an Octopus card for (refundable deposit) HK$50, use it up buy sweeping it over entry and exit to train stations or on buses, and top it up when it gets low (balance displayed on each sweep).

  23. Octopus in Hong Kong is used for ID by mamahuhu · · Score: 3, Interesting

    In Hong Kong many housing estates, offices and schools are using the Octopus card for identification. There are 9 million cards in Hong Kong with a population of only 7 million. One of the reasons is that some people require two cards - perhaps one for the office and travel, maybe another for the housing estate.

    I went to a conference recently and I was required to register with my Octopus Card to get entry to the conference floor. It was useful because I went back later in the week and of course I had the card with me so got without any re-registering.

    School kids use them to get into school and a roll call is instantly made up. Entry and exit to the school can then be monitored. This is not so different from the access cards I have used at several offices - the difference is that I've had my Octpus card for years now and theoretically all the transactions, travel, entry and entrance could be recorded. A bit scarey I admit.

    However there is no link back to me. There is no name attached to the card, and no connection with a bank account. So there is a limit to the amount of data o be tracked.

    There are a lot of uses for the cards.... it is pretty good technology.... except that they in effect have a monopoly and charge 10% commission on the sales going through there system. Imagine having a monopoly on cash and making a profit everytime you used your coins and notes.

    I think you will find that there will be more and more of these cards used. Already Nokia has built it into some of their phones in Hong Kong, you can buy watches with it built in - people like it - very easy, no coins, no need to rummage around for the train ticket just wave your wallet at the gate. Ditto for keys to the office, home - soon perhaps your car. They're already used for payment at car parks and soon car meters.

    People won't resist this so the best thing is to build in safeguards, walls between systems so no accumulation of data is made unduly.

    Face it - it's coming. It's here in Hong Kong now.

  24. GO Transit, Richmond Hill Line by The+Wing+Lover · · Score: 2, Interesting

    GO Transit in Ontario, Canada, has implemented a similar system on its Richmond Hill line, as a test.

    GO uses a Proof of Payment system -- you buy your tickets, and then "cancel" one ride off a multi-ride ticket before you get on the train, and you have to prove to the inspector, if she checks, that you have purchased and cancelled your tickets.

    The Smart Card system that GO uses is great -- it can store up to 255 pre-paid rides and 2 monthly passes (ie, one for this month and one for next month). To cancel your ride, you don't even need to take it out of you wallet -- just hold the wallet up to the card reader. The machines work far faster and with much less downtime than the old style of "punching your tickets" ride cancellers. Even providing proof of payment is as simple as letting the inspector scan your card with a handheld card reader.

    It's a great system and I hope they replace the old system on the other lines soon.

    --

    - In Capitalist America, law violates YOU!

  25. In Post-Soviet Estonia... by bj8rn · · Score: 2, Interesting

    ...no, we don't have cash smart cards. But one or two cellphone operators are experimenting with systems that allow you to buy tickets for public transport (mostly buses) using a cellphone. You just have dial a certain number (depends on whether it's an one-hour or 30-day ticket etc) and you'll get an SMS to prove that you have paid for your ride. An alternative version of this includes a magnetic card so you wouldn't have to show your cellphone to the ticket collector. The price of the ticket is added to your phonebill. I haven't used this thing myself, but the bus company say it's more popular than they expected.

    --
    Hell is not other people; it is yourself. - Ludwig Wittgenstein
  26. Cash Will Never Die by 0xB00F · · Score: 2, Interesting

    People have always been using "cash" in one form or another. This is just another form of "cash".

    Follow the evolution:

    1. People trading goods with one another, i.e. my 5 pounds of butter for your 4 pounds of cheese.
    2. People using rare, precious objects, i.e. seashells, precious metals, round stone thingies.
    3. People using coins.
    4. People using paper money and cheques.
    5. People using credit and debit cards.

    The smart card is just another debit card, which is just another form of cash. To be truly cashless, you need to get rid of the concept of "legal tender" which is what "cash" basically is. But that wouldn't be a very good idea, unless you like the idea of foraging for food everyday.

    0xB00F, the sound of a foam rubber mallet hitting your head.

  27. Finland by Suomalaanen+hjy · · Score: 2, Interesting

    Hoping to comment the right post this time..

    We've had those smart cards in use in Finland for many years now. Most are city-specific, so you can't use them outside that particular city they are for. The uses for those smartcards are in electrical identification, so you don't need usernames and passwords, only a card and a pin number (and a cardreader), and mass transportation. You can also pay your purchases in some shops with those cards. Some can be read from a distance, so you don't have to take them out your wallet.

  28. Moscow subway : RF cards since 1998 by saikou · · Score: 2, Interesting

    In Moscow, subway system have been using contactless RF Card since 1998. You wave the card at sensor and that's it (same as SpeedPass for gas station). Really fast, rechargeable, easy to use.

    They say one guy was hiding RF card uner his cap, and then amazed controller ladies by taking a bow in front of sensor. Of course it worked and it'd let him through :)

  29. Japanese Punnery and Suica by ashitaka · · Score: 2, Informative

    As everyone and his dog pointed out there are no shortage of similar cards elsewhere, but none of the names can match up with the profound punnery that applies to the Japanese card.

    From another web site:

    "Suica stands for Super Urban Intelligent Card, which has the double meaning of being an IC card that makes traveling smooth (sui-sui in Japanese)."

    What they leave out though, is that the cards are a green and white colour, that of a Japanese watermelon, known as, wait for it... Suica!

    --
    If you don't want to repeat the past, stop living in it.
  30. My experience with the Suica Card by stuartcw · · Score: 3, Informative

    I use my Suica card every working day in part of my commute between Yokohama and Tokyo.

    Once a month I renew my travel pass by placing the card in the machine in the station. The touch screen UI is quite sophisticated allowing you decide when the pass will start and giving you the choice of whether you need a reciept or not so that you can claim the cost on your expenses.

    The best feature is that you can also "charge" the card with money and use it as a travel card outside of your normal route. i.e. If you pass for the journey between B to C and one day have to take the train from A to D i.e A-B-C-D it will deduct the charge for the A-B and C-D sections and not charge you for B-C which is covered by your pass.

    Every station has notebook PC in the office where the station staff can take the card and look at it if there was a problem. During the first week of introduction there were a few glitches and the stationmaster reset the "bad" count on my card after my card prevented me from getting out of the station thinking that I had jumped the gate at the previous station.

    Recently while playing with the machine in the station I found that it can give you a printout of your last 50 journies which could cause privacy concerns for some people.