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An adjustable chassis that clamps on to a laptop and draws power and data through the USB port.
It is controlled through Bluetooth or Wifi from a nearby device or over the internet. The software would allow you to see where it's going through a webcam.
This could also be made for touchpads and
smartphones, although they'd probably also need a 45* mirror to see forward.
(There's no Computer: Accessory category)
[spidermother, May 25 2011]
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||A single USB port is only going to give enough power to move very slowly on a perfectly flat, smooth surface.
||4.5W for USB 3.0, more if you use multiple ports or you have one with charging mode (9.45W). Maybe it should include a capacitor or two. Still, that's on par with cheap r/c cars that take 4xAA cells.
||I read xkcd and I don't remember seeing that one. Perhaps it floated out of my subconcious today when I daydreamed about computers literally crashing. As one might expect, his idea is superior to mine.
||I'm picturing something like the bastard child of a laptop
and a Roomba. I'd glue on some v-r capability to make a
computer that comes when I call it.
||And probably some pipe insulation for when it flings itself
down the stairs...
||Netbooks make more sense for this. Still though, [+]