HTC could be signaling a greater shift away from Windows Mobile in favor of Android if a rumor from Friday is accurate. Where the original Touch HD was a Windows Mobile 6.1 device, the Register understands from an unnamed source that the Touch HD2 will drop Microsoft's OS for Google's Android instead. Most details aren't known, but the new model would also be a rough challenger to the iPhone 3GS with a much faster 628MHz Qualcomm chip versus the 528MHz chip used in virtually every HTC phone used to date; Apple's phone uses a 600MHz Samsung part that may not compare