Your site can be modified by hackers... and Google
 

This article talks about the soon to come Google Autolinks feature which has been very controversial in the webmaster world and will explain why it is a serious issue, and perhaps even illegal.

Link: http://www.iceteks.com/articles.php/googleautolinks/1

the Spellcheck option is kind of useful :)
http://toolbar.google.com/T3/

One step closer to global domination. :)