Editorial: Ten reasons why Windows Mobile 6.5 misses the mark
Great recap on why Windows Mobile 6.5 blows:

At a distant glance some of those updates seem pretty neat, but get up close to them. The swiping and scrolling gestures are awkward (as noted by Chris Ziegler in his hands-on), in fact, they seem to work almost opposite of what is truly intuitive and “finger friendly.” The honeycomb menu is a glorified grid, a sign that Microsoft has gone out of its way to avoid a grid — but they fail to see (or don’t care) that regular grids make a lot of sense. They essentially fixed something that wasn’t broken.