VS 2010 Beta 2 Installation instructions
For those of you that have VS 2010 Beta 1 installed.
http://go.microsoft.com/fwlink/?LinkID=166199
http://go.microsoft.com/fwlink/?LinkID=167718 (addendum)
Other observations:
I was prompted for my VS 2010 Beta 1 media when uninstalling it so have your iso or media ready.
VS 2010 Beta 2 prompted for a OS restart during installation.