The best part of leaving the UK was escaping the cycle of negativity. Sure this guy is warped by it and comes across really badly, but it's insanely helpful being able to say I'm working on a startup and have people be understanding and supportive. If you don't believe me about the attitude of some British people, check out this Guardian article and the comments:
http://www.guardian.co.uk/technology/2009/jul/10/not-safe-fo...
I tried to make sense of it all myself here:
http://petewarden.typepad.com/searchbrowser/2009/07/you-cant...