> But what if we had spent BILLIONS on paying PICList denizens and
> other engineers to make an all-terrain wheelchair that could mount
> curbs, turn on

Isn't this what Dean Karmen has under wraps - an improvement to
his wheel chair ? Supposedly possible that he's got a levitation
system devised (shoot, look at the money and resources he has
at his disposal)

http://news.bbc.co.uk/hi/english/uk/newsid_1113000/1113537.stm

Just one of many many references to Dean Karmen and his work

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