This could be very exciting news. A few questions:
Are we willing and able to harness genetically modified E Coli to do this?
What is the environmental risk of creating and distributing this organism?
Is it something that could be used at a small-farm scale, or only at a large
plant?
1 billion
Interesting questions and I haven't any answers
although others may. It seems odd to its taking
so long but here's some links that maybe of interest --
Ethanol production by Escherichia coli strains
co-expressing Zymomonas PDC and ADH genes
http://www.freepatentsonline.com/500.html