Hi,
I wonder if an open source super efficient vehicle would be a better way to go? I've been advocating this sort of thing for a while now, and here's a little blurb from my blog:
http://neilblanchard.vox.com/library...formation.html The idea is already out there -- they just mentioned it on the 'On Point' radio show about the renewed energy of inventors and tinkerers.
http://www.onpointradio.org/2009/11/...and-innovation
The idea is the most important thing, and spreading it around means that you get the input of everyone who uses the information.