Pretty amazing. This is a huge leap forward, as the existing state of the art components needed a minimum of 0.7V to run.
http://www.powermanagementdesignline.com/showArticle.jhtml?articleID=214400230&cid=NL_pmdl
Cool. I was thinking of using a step up booster to use the rust battery for adding power to my system in the winter but didn't want to have 20 or more cells taking up space.