I saw this quick little article on how the President got to keep his blackberry for personal use.  He will still have to use the NSA-approved device for government related information (pictured on the right). 

What I thought was interesting about the article was that former President Clinton sent only two e-mails while in office and George W. Bush stopped e-mailing in 2001.   Pretty surprising take a look at the full article here:

Obama gets to keep his BlackBerry