Gartner: Windows collapsing under its own weight; Radical change needed by ZDNet's Larry Dignan -- Microsoft’s Windows juggernaut is collapsing as it tries to support 20 years of applications and becomes more complicated by the minute. Meanwhile, Windows has outgrown hardware and customers are pondering skipping Vista to wait for Windows 7. If Windows is going to remain relevant it will need radical changes. That sobering outlook comes courtesy of Gartner [...]