>Currently we house our stack (web servers (IIS), database servers (MS-SQL), application servers, load balancers, firewalls, etc) in a local colocation facility. We are considering moving everything to Amazon AWS. Just curious if anyone else has made this move and what your experiences have been.
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>I dream of NOT owning a rack full of servers and equipment :)

This doesn't answer your question, but might give an alternative...

http://epicwinhosting.com/

I've read that somebody might want to consider Epic Win Hosting over EC2 directly because it handles a lot of the low level configuration.