Game Hosting
http://aws.amazon.com/game-hosting/
I know the ‘Meez’ guys use Amazon as was at a talk from Peter McDonnell.
http://developer.amazonwebservices.com/connect/entry.jspa?externalID=1199
If anyone else is looking into social games the below webinar might be worth a look:
Live Webinar
Topic: Launch your game on the cloud in less than an hour!
Date: Thursday, March 25, 2010
Time: 11 AM PT / 2 PM ET / 6 PM UK (London) / 19:00 CET
http://www.rightscale.com/lp/webinar/index.php?ls=Webinar&sd=Webinar_SocialGaming_032510