"E85 fuel is a distraction, a diversion, a red herring. Just as the switch to "hydrogen economy" (remember that?) was before it. Both require huge investment, new infrastructure and will not lead to a post-oil economy. The hydrogen economy was promoted principally by both automakers and oil companies as a stalling strategy to avoid having to change the way they currently do business."
It may be possible to have clean energy without waiting for further technological breakthroughs. One example is the combination of solar power and Plugin Hybrid Electric Vehicles (PHEVs).
The Google crowd have jumped on the electric bandwagon