Microsoft pretty well realizes that social networking is the single biggest online trend. Having this in mind Microsoft has integrated networking sites like linked, myspace and facebook on outlook 2010.

Outlook a very popular desktop mail client is now called the outlokk social connector !

This was bound to happen and this is just after google launched its very own buzz. Buzz did make a lot of news for its security flaws what Microsoft did was just include the already popular in their client.
When someone sends you a mail in addition to the mail you can also see the senders latest networking activity. Apart from this the new outlook will display real time activity of friends and colleagues and better history.
Microsoft have launched a huge variety of services lets see if this will be a success too