[newguy357]

Don't they teach about "potential energy" in publick skols anymore?

Nope! There's not enought time between the lesson on tolerance and the one on teamwork (AKA, rely on the smart kid to do the work).

[BlueSky194]

What are people's opinion of this.

This guy can run a car on gas, diesel, water, etc.
http://www.knowledgepublications.com/google_hydrogen_2.htm