Is negative-carbon fuel viable?

A combination of advanced biofuels promising low-cost fuel with by-products serving for soil enrichment... will it work?

Investors include: Google, General Electric, BP, ConocoPhillips, NRG Energy, Exelon and venture capital firms Shea Ventures and North Bridge Venture Partners.

HT: Marc Gunther. He also pointed me to Solve for X a Google-run forum that's a TED-like "forum to encourage and amplify technology-based moonshot thinking and teamwork."

On a related note, I like Bill's Gates description from an interview at the Wall Street Journal's ECO:nomics conference:

[Bill Gates: ...] But that's what venture cap's all about. We basically, for every one of these five paths [to clean energy], we need at least 200 crazy people who think their idea alone can solve…

ALAN MURRAY:
You're not calling Vinod crazy.

BILL GATES:
No, he backs crazy people. He is the paymaster of crazy people. Some of whom we will declare sane at some point in the future.