Museum of Modern Betas

If you like to be on the bleeding edge and also want to find out what's latest in Web 2.0 Arena, then MoMB is a good place to start. Some of my likes are

Blogniscient -- Blog tracking
RemembertheMilk -- Online todo lists
Start -- Just like google startpage. This from Microsoft
Trulia -- RealEstate search
Yotophoto -- Photos that you can use under Creative License.
Meebo -- Your Inbrowser IM tool(cool)