Everybody's coming out with tablets, but most of them seem to be running non-Windows operating systems: HP's webOS, Blackberry's proprietary OS, or most often Android. We are starting to see more Windows 7 tablets trickle in, though, in fact Microsoft's market share in tablets rose from a little over 1 percent to almost 5 percent over the past year. Still small, but significantly improved. One of the most recent announcements is Lenovo's IdeaPad P1, which is similar to their Android-based K1 model but runs Windows 7. Find out more about it, click here.