Look at what big auto has committed to and where Venture Capital is flowing and you find ELECTRICITY. Very little VC flowing into alterative fuels (like algae) compared to smart grid technologies and waste to electricity. JMHO <a href="http://www.thesun.co.uk/sol/homepage/motors/phil_lanning/article1314732.ece" rel="nofollow" target="_blank">http://www.thesun.co.uk/sol/homepage/motors/phil_lanning/article1314732.ece</a>