Anybody know when this Snow Leopard beta will be over?
Apart from the sound output keeps resetting itself on the Mac Pro, it's just as stable (on my June 2007 MacBook Pro, a Early 2008 17" and 2009 Mac Pro) than 10.5 was.
If your having issues its almost certainly something to do with your setup.
If my 15" MacBook Pro works perfectly and the hardware inside it is working perfectly then its something to do with your software setup.