Pils promise - [electronics biotech]

In the 1980s, advertisements for Holsten Pils claimed the pale lager was better because "most of the sugar turns to alcohol". Whether that did much for the flavour was a matter for debate, but for Amyris biotechnologies, it\´s pretty much the philosophy to getting fuel made by bugs onto the market. The article discusses the effort and challenges of Amyris biotechnologies in getting cheap biofuel out of microbes.