http://www.ft.com/cms/s/0/ad770a0c-8...0779fd2ac.html
"There is plenty of private venture capital money being poured into finding more efficient ways of extracting energy from biomass and delivering it to transport and power systems. Over time, the technology will also become more flexible, allowing more crops to be used as feedstock, not just the current choice of sugarcane, maize and palm oil. New technologies will be able to extract energy from cellulose, allowing the use of pastures such as switch grass as well as the refuse of current food production. The cheque is in the mail."