YouTube – Chain of Fools : Upgrading through every version of windows (HQ) This sounds criminally dull, and while I wouldn't claim it as the most interesting thing I've ever watched, it's still more fun than you might think. If nothing else, it's a clear demonstration that while Windows might suck in lots of ways, if you care about backwards compatibility, they're pretty much the kings. Supporting software written by third parties 23 years ago is no mean feat – I have trouble supporting software I wrote myself five years ago…