Windows 7 – worth chucking out your old PC?

Following its core principle that “It’s the second mouse that gets the cheese”, Microsoft is bringing the wonders of touch screen technology, a la iPhone, to a PC near you.  At least, it will in 2010 when Windows 7 launches.  All the early buzz about Windows 7 has been very positive and the inclusion of touch screen control is hugely sexy, as this video from the BBC shows.  I predict a major surge in the PC market around then.  Next stop, tricorders…