Windows Mobile 7 looks to have popped up on this YouTube video. The advertisement is for Live Mesh and shows how you can sync your life. One shot, about a minute in, shows the HTC Touch Dual and a very sexy new interface.
The commerical is a slow-mo style film which shows how mesh can connect you seamlessly to the information you care about on various devices.
Don’t forget to click the “Watch in high quality” link within the YouTube video to see it in higher resolution.