E Ink smartphone prototype surfaces in China
China's Onyx is working on an E Ink smartphone running Android. Obviously Android isn't perfect on E Ink (no color, slow refreshes) - but this is an interesting concept and might be quite usable for some people. Battery life is said to be around 1 week, but this will obviously depends on how much you talk and use the phone.
During IFA 2012 in September, E Ink themselves showed a prototype dual-screen smartphone with an LCD on side and an E Ink display on the other side. This is a really clever idea, but in the meantime we'll have to settle with Onyx's E Ink only phone...