Mary Jo Foley says that the real news about the rumor Windows Mobile 6.5 and Windows Mobile 7 will co-exist—which she doesn't find surprising—is that it means Windows Mobile 7 has in fact been pushed back by several months. It was originally supposed to be released to manufacturers by the end of this year to hit devices in April 2010, not Q4 2010. Ruh roh. [ZDNet]