Yes I bet a lot of you have been waiting for the first public beta of Exchange 2010 (aka E14), so here it is grab it while it’s still fresh.
You can find the Exchange 2010 TechNet documentation library here:
http://technet.microsoft.com/en-us/library/bb124558(EXCHG.140).aspx
BTW we have also set up a new Exchange 2010 (aka E14) forum over at over message board site.
– Henrik Walther