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User: swebster

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  1. Re:where the facts? on Solar Cell Achieves 40% Efficiency · · Score: 2, Informative

    The concentrator doesn't make the device more efficient at converting solar radiation into electrical power, it just concentrates the light so you don't have to use as large of a device. Actually, that's not quite right. Higher light intensity does make the cells more efficient. It's one of the advantages of using concentrator cells.
  2. Re:Rats will do anything to survive on George Lucas To Quit Movie Business · · Score: 1

    Wow.

  3. Re:External battery? Why? on User Review of N-Charge II Laptop Battery · · Score: 1

    Interestingly, your link says that one of the conditions of use is that you don't recharge your laptop battery while using their system! You are apparently supposed to remove the battery first!

  4. Re:These challenges are useless. on Solar Power Put to Good Use · · Score: 1
    The incremental advances take a lot of ingenuity to come up with... as you say, it has become difficult to make huge improvements, so you have to think really hard about how to shave off that extra few kilos etc. Definately good mental (and likely physical) exercise.

    I guess you could argue that it's not worth bothering, but technologies from this sort of thing do get implemented into real things, like, say, aerodynamic designs of current hybrid vehicles. Sure these cars are pretty advanced and it takes a while for the technology to make it to the mainstream, but that's always the way.

    The people working on these projects also learn a lot, and especially due to the small improvements required, they learn that attention to detail is important.

    I guess it's hard to know if there are "more impressive" things they could work on, but if they want to do this, I say go for it.

  5. Re:Has thin-client computing come of age? on Will Novell Adopt The LTSP Project? · · Score: 3, Informative

    I'm not 100% sure what you are trying to say here, but LTSP supports some of that stuff: dual monitors, scanners on clients is coming along I think... certainly printers on clients are totally fine, we do this all the time where I work.

  6. jobs/cpu? on Optimizing distcc · · Score: 2, Interesting
    Try putting your localhost machine first in the list, in the middle and at the end. Normally you want to run twice the number of jobs as processors that you have. But if you have enough machines to feed, running 2 jobs on the localhost can actually increase your build times.
    About the "Normally you want to run twice the number of jobs as processors" part... is that really true? I thought it was best to just run 1 job/cpu by a long shot. Am I confused or is he?
  7. Re:The value of stupid solutions on Grand Challenge 1, Competitors 0 · · Score: 1

    Actually they specifically required intelligent behaviour. Teams that didn't do something at least somewhat complex weren't allowed to compete.

  8. Here is the abstract. on Mastering Light · · Score: 1

    Seems it has been accepted. Here is the abstract I found in the "Accepted Papers" section of PRL's site.

  9. What is DLP? on Projector Torture Test: LCD versus DLP · · Score: 1

    Perhaps I'm entirely ignorant, but what does DLP stand for or mean, or whatever? I read the article and most of the posts, but didn't see a definition... a quick web search hasn't helped either. Maybe I'm just blind...