Check out the biolite camp stove. They are coming out with a homestove in the future.
Did you happen to find that on one of the computer trade rags "great summer gadgets of 2012" slideshow that came out a few days ago.
I was going to post it as well, but you beat me too it....
Looks pretty cool!

http://www.biolitestove.com/campstove/camp-overview/features/
Check out the biolite camp stove. They are coming out with a homestove in the future.
For now this one is extremely portable and cooks without fuel other than renewable sources like sticks, pine cones, etc