On February 12, 2008, Microsoft will be rolling IE7 into their automated updates.  (http://www.infoworld.com/archi.....update-to-IE7_1.html).  There are instructions in the above article to prevent receiving this update.  If you're wondering whether or not to upgrade, here are a few reviews:

• Don't Upgrade http://www.readwriteweb.com/archives/internet_explorer7_review.php
  
• Upgrade, but don't use it http://review.zdnet.com/browsers/internet-explorer-7/4505-3514_16-32111537.html
  
• Love it http://www.techhunt.org/ie/ie7_review