You may alreay know, but a quick post to tell that Ayende Rahien will be in Brussels tomorrow (tuesday 5th of August) at 21h, in place Saint-Gery to share some beers 
You must know him, he is the father (or active contributor) to projects like RhinoMocks and Castle.
I'm not sure I will be able to get there tomorrow, but Steve Degosserie should go. Follow his blog to get some news !