Everyone developing websites knows how bad the Internet Explorer 6 is, even version 7 is crap. A little bit of hope comes from this norwegian campaign:
http://ie6.forteller.net/ (This is similar: http://iedeathmarch.org/, in German: http://www.golem.de/… )In my experience the IE 6 users are mostly corporate users, whose IT-department doesn’t want to upgrade (for various reasons, which usually have something to do with costs, laziness and support for some legacy applications optimized for IE 6).
Nevertheless each IE 6/7-User will see this from now on: