Maybe you already saw this video from a company has bean just bean acquired by Google.
both video and acquisition happen yesterday. interesting work this company is doing: “maintains an open database of things in the world”.
see the video
http://googleblog.blogspot.com/2010/07/deeper-understanding-with-metaweb.html
http://www.metaweb.com/

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Hay,
So I was working on Exchange 20210 and I thought of sharing this with you. As you all know Exchang 2010 comes with new database availability feature called “Database Availability Group” or DAG.This Clustering feature allow creating database copies across servers, data centers, or even across countries. DAG works as replication boundary for databases and it works per membership  . if a server is member of a DAG [...]