There are about a half a dozen scientists / engineers serving as elected officials in Congress. Outside of the petroleum lobby, though, who would side against hydrogen fuel-related breakthroughs?
Regardless, who would side against this efficiency-promoting kind of govt. procurement breakthrough? It's been hard-fought and it's spreading:
http://www.usatoday.com/tech/science/discoveries/2006-01-11-grand-challenges_x.htm
--there aren't going to be hydrogen "breakthroughs" in this universe. The principles of physics apply, even to the hydrogen-oxygen bond---