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The Real-Life Dangers of Augmented Reality

Tekla Perry writes: Today's augmented reality devices have yet to go through extensive tests of their impact on their wearers' health and safety. But by looking at existing research involving visual and motor impairments, two Kaiser Permanente researchers find they can draw conclusions about the promise and perils of augmented reality, and point to ways wearable developers can make these devices safer. The researchers write: "Peripheral vision is more important than you might think, because it provides a wealth of information about speed and distance from objects. Central vision, despite the great detail it offers, gives you only a rough estimate of movement toward or away from you, based on changes in size or in the parallax angle between your eyes. But objects moving within your peripheral vision stimulate photoreceptors from the center of the retina to the edge, providing much better information about the speed of motion. Your brain detects objects in your peripheral field and evaluates if and how they (or you) are moving. Interfering with this process can cause you to misjudge relative motion and could cause you to stumble; it might even get you hit by a car one day."

52 comments

  1. This could lead to class action lawsuits by RevWaldo · · Score: 3, Funny

    They don't even test these glasses on prisoners!
    http://i.imgur.com/j2WzJdj.png

    .

    1. Re:This could lead to class action lawsuits by ArcadeMan · · Score: 1

      You're a real Jerk and owe me and my friends 10 million dollars in damages.

    2. Re:This could lead to class action lawsuits by Hussman32 · · Score: 2

      I want my check for one dollar and NINE CENTS!

      --
      "Who are you?" "No one of consequence." "I must know." "Get used to disappointment."
  2. This just in: by Anonymous Coward · · Score: 0

    Wearing glasses that cover up large portions of your view might cover up something important. Gifs at 11!

    1. Re:This just in: by neilo_1701D · · Score: 2

      Wearing glasses that cover up large portions of your view might cover up something important.

      That explains Imperial Stormtroopers, then.

    2. Re:This just in: by Anonymous Coward · · Score: 0

      Well. The point with Sony's SmartEyeglass is that they're as transparent as regular glasses so the only part that's covered up (which is mentioned in the article) is some of the peripheral vision.

  3. This happened to me by ArcadeMan · · Score: 3, Insightful

    Your brain detects objects in your peripheral field and evaluates if and how they (or you) are moving.

    I was in my parked car (angled parking), started my car and I was ready to back up. Before I touched any controls, I had the feeling my car was going forward because the van to my left started backing up but I didn't realize it. My brain was telling me "we're going forward" so for a second or two I panicked and pressed on the brakes as hard as I could and was wondering "why am I still moving?", because I didn't want to run over someone.

    1. Re:This happened to me by EvilSS · · Score: 2

      That story reminds me of when I was a little kid and stood out at the end of a long dock on a windy day. The waves moving on the water suddenly made it feel like the dock was moving on the river. I lunged for a bulkhead to keep me from falling off. Everyone else found it pretty funny at least. I was about to puke.

      --
      I browse on +1 so AC's need not respond, I won't see it.
    2. Re:This happened to me by EvilSS · · Score: 1

      And of course by bulkhead I mean piling. Distracted commenting 1, me 0

      --
      I browse on +1 so AC's need not respond, I won't see it.
    3. Re:This happened to me by Anonymous Coward · · Score: 1

      Just one time? This happens every time I'm at a stoplight and the cars next to me start creeping while I'm on an incline with a manual transmission. I always have to check to make sure my foot is securely pressed on the brake pedal. It also happens when someone next to me with a manual transmission rolls backwards while I'm driving an automatic. It gives me the sensation of moving forward, and again, I have to make sure my foot is on the brake and that I'm not inching forward. I also notice this in parking lots and just at stoplights in more mundane situations with level ground. In fact, once I realized it was happening....I made it a point to 'fall into it' and allow myself to feel the parallax motion sensation. It's just a neat brain trick, and it's worth fully understanding the experience of it.

    4. Re:This happened to me by Falos · · Score: 1

      In my experience, this is usually referred to/described by stopped trains coming and going next to each other.

      I reckon a bus station would be the same diff.

    5. Re:This happened to me by HornWumpus · · Score: 1

      When I was a kid we used to pull up around adults in their cars, then simultaneously start to roll our cars backwards. Just to watch the panic on their faces.

      --
      John McAfee 'It was like that time I hired that Bangkok prostitute; to do my taxes, while I fucked my accountant'
    6. Re:This happened to me by Bengie · · Score: 1

      I've had that happen before. Getting my leg to relax took a little while.

    7. Re: This happened to me by Anonymous Coward · · Score: 0

      If you're going to drive a manual, learn how to balance the clutch and accelerator on a hill.

    8. Re: This happened to me by Anonymous Coward · · Score: 0

      Thanks for giving instructions on the fastest way to destroy your clutch!

  4. As with any new tech... by Anonymous Coward · · Score: 0

    there's always idiots who see all the worst of it, the worst that have little to no chance of ever happening.

    1. Re:As with any new tech... by Austerity+Empowers · · Score: 2

      There's always idiots who want to make money running studies and put themselves in a position of being the arbiters of what should or should not be, but in most cases we can safely ignore them.

    2. Re:As with any new tech... by serbanp · · Score: 1

      I'm utterly impressed with the expertise level the random slashdot user possesses.

      Being able to dismiss anyone's study as being written by idiots without even reading the study (as typical on /.), that's really amazing!

    3. Re:As with any new tech... by Damarkus13 · · Score: 1

      Seriously, by the time untethered augmented reality becomes a thing, automated cars will be the norm and you won't be able to get yourself run over if you tried. ;-)

    4. Re:As with any new tech... by rtb61 · · Score: 1

      Augmented reality glasses with a simple connection to a smart phone, smart phone does all the processing and supplies power, are very much more likely to be on the scene before they sort out insurance on automated vehicles. Most likely around the time it is legislated that only licensed opticians can fit and supply augmented reality glasses. It should not be up to tech companies to finalise the design of that particular bit of kit but up to Ophthalmologists and Optometrists.

      --
      Chaos - everything, everywhere, everywhen
    5. Re:As with any new tech... by tehcyder · · Score: 1

      there's always idiots who see all the worst of it, the worst that have little to no chance of ever happening.

      Yeah, I think peripheral vision is just some great big liberal anti-free market conspiracy.

      --
      To have a right to do a thing is not at all the same as to be right in doing it
    6. Re:As with any new tech... by tehcyder · · Score: 1

      Seriously, by the time untethered augmented reality becomes a thing, automated cars will be the norm and you won't be able to get yourself run over if you tried. ;-)

      Yes, because there are no other potentially dangerous situations except ones involving cars.

      --
      To have a right to do a thing is not at all the same as to be right in doing it
  5. human evolution finds a way. by nimbius · · Score: 5, Funny

    As a researcher I can confirm this augmented reality threat is limited to a small minority of individuals. Peripheral vision, for example, has been entirely advanced out of the human genome for the average New Jersey driver. While judgements in relative motion are key for some individuals, the average floridian will be keen to realize movement, perceived or not, is irrelevant on highway 27 as the road itself seems to be immune to the passage of time while in a motor vehicle. Californians should not concern themselves with wearable technology and its impact upon vision and cognitive processes related to distance, as the technology will almost certainly be obsolete by the time they exit the 405 freeway.

    --
    Good people go to bed earlier.
  6. Cars by Anonymous Coward · · Score: 0

    If the cars are self driving, they can avoid hitting you :)

    1. Re:Cars by Anonymous Coward · · Score: 0

      If the cars can avoid hitting you, then they can accurately target you, too. ":)"

  7. Stubbing your toe by Okian+Warrior · · Score: 1

    Stubbing one's toe is a potentially life-threatening incident.

    Did the paper address this? I would think that the risk of stubbing one's toe would be much higher while wearing AR glasses.

    We need more papers like this one. The complete and total characterization of all potential safety issues should be a reasonable goal before anyone is allowed to sell (or wear) one of these devices.

    Maybe the FDA should issue a ban while it considers common-sense regulation (like the FAA did for drones).

    1. Re:Stubbing your toe by Anonymous Coward · · Score: 0

      It seems to me that we already have plenty of existing technological devices which can be dangerous when misused. So no new rules should be required. E.g. kitchen knife, baseball bat, skateboard. Are you proposing that the FDA regulate skateboard sales? Because falling off even a non-moving skateboard is a potentially life-threatening incident.

  8. When glasshole gets hit by a car... by sinij · · Score: 1

    When glasshole gets hit by a car due to not paying attention, it is karma and product feature.

  9. The REAL real-life dangers of virtual reality by ArcadeMan · · Score: 0

    You should ask these two what the real dangers are.

  10. Even more interesting... by Anonymous Coward · · Score: 1

    Happened to catch a bit of the show "Brain Games" last night. They were showing a bit on putting people in glasses which offset their vision by 30 degrees from straight ahead. Tripping and stumbling soon ensued, but after a while, their 'neural plasticity' offset the effect and they were walking as normal. Though when the glasses were removed, another period of tripping and stumbling was encountered as their brains adjusted to normal vision once again.

    Ergo, some VR issues might actually take place AFTER the headset is removed if your brain starts to treat the VR world as normal.

    1. Re:Even more interesting... by Iamthecheese · · Score: 1

      That's an interesting point, but surely since cutting off peripheral vision eliminates a source of information those without will be more accident prone despite being able to make up for much of it by looking back and forth and making better guesses about what's there.

      --
      If video games influenced behavior the Pac Man generation would be eating pills and running away from their problems.
  11. The real life dangers of real life... by Drethon · · Score: 1

    and why any sane person would avoid it. News at 11.

  12. Authors have never heard of accelerometers by Joshua+Fan · · Score: 2
    From TFA:

    The GPS receivers built into wearables already detect the speed of motion (at least outdoors); designers could use them to stop notifications when the user is moving. And many AR wearables have cameras, so image analysis could likewise trigger a safety mode indoors in situations likely to cause trouble.

    Do the authors not know what accelerometers are? That makes me question their expertise for writing about this subject.

    1. Re:Authors have never heard of accelerometers by Anonymous Coward · · Score: 0

      An accelerometer is not a move-o-meter. Once you move at a constant speed, the acceleration is zero.

    2. Re:Authors have never heard of accelerometers by DRJlaw · · Score: 1

      Do the authors not know what accelerometers are? That makes me question their expertise for writing about this subject.

      Do you not know the laws of motion and calculus? Because those make me question your expertise as a critic.

      Even assuming that your accelerometers are perfect (which they most assuredly are not), tracking accelleration over time gives you an assumed speed plus an unknown constant, which you are assuming is zero.

      But you know the old saying about assumptions...

    3. Re:Authors have never heard of accelerometers by fisted · · Score: 1

      Well guess what you can obtain from monitoring the acceleration.

    4. Re:Authors have never heard of accelerometers by Joshua+Fan · · Score: 1

      Yes, an object with zero acceleration could technically be moving anywhere between not and the speed of light, but that's pedantic.

      From a human locomotion point of view, people do not normally glide around on ice rinks while using AR. All you need to monitor is translational vibration (evidence of non-rotational movement) which will be present regardless if you are walking or driving.

    5. Re:Authors have never heard of accelerometers by DRJlaw · · Score: 1

      Yes, an object with zero acceleration could technically be moving anywhere between not and the speed of light, but that's pedantic.

      Simply, no. It's not pedantic. Because you ignore that your accelerometers are not perfect, that your constant is a variable due to accumulated error in your accelerometers, that you need not glide around on an ice rink in order for your generally-increasing (magnitude) accumulated error to make that constant an unknown variable, and that GPS solves that problem quite nicely.

      All you need to monitor is translational vibration (evidence of non-rotational movement) which will be present regardless if you are walking or driving.

      Thus proving that you're being pedantic and an idiot, as anyone who has ever worked with inertial guidance systems versus GPS guidance systems will repeat to you. Over... and over... and over. But since you're quite willing to dish out criticism without accepting any, I doubt that you'll bother to ask anyone working in the real world with real equipment how it all actually performs.

    6. Re:Authors have never heard of accelerometers by GuB-42 · · Score: 1

      Yes, you can obtain the speed by integrating the acceleration but with small, consumer-level hardware, the drift will quickly make the results unusable. Even million dollar inertial navigation systems like we find in some military vehicles must be complemented by other sources to stay accurate.

  13. ok, psychological effects, but by recharged95 · · Score: 1

    there's likely heath effects too. For example, those FPV drone goggles, with the dual 2.4 antennas and receiver, hitting a 500mW transmitter are likely not that good being 1/4" from your head, pressed on your temples, with a 500mAh battery pressed against the back of your head too.

    1. Re:ok, psychological effects, but by HornWumpus · · Score: 1

      For definitions of 'likely' equal to 'causes effects in hypochondriacs, can't be reproduced in double blind tests.'

      --
      John McAfee 'It was like that time I hired that Bangkok prostitute; to do my taxes, while I fucked my accountant'
  14. Re: not testing them on prisoners by Anonymous Coward · · Score: 0

    R u sure? I think you may have started something.

  15. Augmented Reality? by avandesande · · Score: 1

    Sounds like a misnomer- distracted reality is more like it.
    Eventually we could have little VR bots going to the mall or work for us instead of our corporeal being leaving the house, but is this reality?

    --
    love is just extroverted narcissism
  16. yes by luther349 · · Score: 1

    lets wear my vision blocking headset by a busy road. the sad part this had to be said because some retard will.

  17. Lessons from head-up displays by awtbfb · · Score: 1

    There are several big problems with AR in the real world. These are well known in the head-up display (HUD) community and are going to surface in consumer AR scenarios too. The biggest problem is cognitive capture, where you ignore important details in the real world in favor of AR imagery. I've seen this in research studies and it is a nasty piece of work. Thankfully, these were simulator lab studies.

    The next problem is more subtle but still problematic. AR imagery can mask things in the real world, effectively blinding you even if you are looking. If the pop-up window covers the oncoming car, you're out of luck even if the image is see through. A similar problem is focal length. In wearable tech, the AR image is likely to be hovering some fraction of a meter away from you in terms of focal length. Very few things are at that focal distance so you'll have to refocus constantly when looking at the real world. This takes time and reduces awareness of things out in the world. Refocusing is not an issue for pilots since the HUD image is set close to optical infinity and nothing should ever get that close when you're flying. In cars, the focal length is often near the front bumper. That's not ideal, but you can't spend commercial jet or fighter plane money on consumer automotive HUDs.

    In short, you're going to miss threats and react slowly to them when you actually see them.

    1. Re:Lessons from head-up displays by Anonymous Coward · · Score: 0

      A similar problem is focal length. In wearable tech, the AR image is likely to be hovering some fraction of a meter away from you in terms of focal length. Very few things are at that focal distance so you'll have to refocus constantly when looking at the real world. This takes time and reduces awareness of things out in the world. Refocusing is not an issue for pilots since the HUD image is set close to optical infinity and nothing should ever get that close when you're flying. In cars, the focal length is often near the front bumper. That's not ideal, but you can't spend commercial jet or fighter plane money on consumer automotive HUDs.

      Sony's SmartEyeglass (on the market, quite cheap, local maker groups might have a pair you can try) have a setting for focal length from 3 meters to infinity. Individual apps can also change the focal length depending on type of content.

  18. Okay, question: by bistromath007 · · Score: 1

    Why aren't people constantly dying of wearing sunglasses?

    1. Re:Okay, question: by Anonymous Coward · · Score: 0

      Better question: why are all the sunglass deaths being covered up? Got to be the money in big sunglass.

  19. cofounder of oculus rift was hit by a car by Anonymous Coward · · Score: 0

    The cofounder and lead engineer of Oculus Rift, Andrew Scott Reisse was hit by car while crossing an intersection in June of 2013 in Santa Ana.

  20. Interfering with peripheral vision, really? by fredzouille · · Score: 1

    > Your brain detects objects in your peripheral field and evaluates if and how they (or you) are moving. Interfering with this process can cause you to misjudge relative motion and could cause you to stumble; it might even get you hit by a car one day."

    Really? With the tiny FOV existing and future AR glasses are using (17 for Google Glass, ~40 for HoloLens and Magic Leap) how is it supposed to interfere with peripheral vision? The human field of view is ~270 horizontal.

  21. Wearing a burka by Anonymous Coward · · Score: 0

    In Moslem countries there is a high incidence of women wearing burkas to be hit by cars, prorbably for this reason.