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![]() I've seen a device very similar to this demonstrated on TechTV, but I can't find any other reference to it. It was about a foot square, with a fan in the middle, and looked like a flying bathroom ceiling fan.
Aerostat is really a generic word for craft that get their "lift" from the buoyancy of the surrounding air, rather than by the use of screws or turbines. At present, aerostats are in use as radar platforms; they are usually dirigibles and are not small.
Here's a bit more:
In the novel, the author does point out that flying or hovering devices are much easier to make in an era when nanotechnology makes very light, very strong materials and machines possible.
Take a look at copseyes, from Cloak of Anarchy, a story by Larry Niven, written about twenty years earlier. Comment/Join this discussion ( 2 ) | RSS/XML | Blog This | Additional
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