In spite of all the hate IE gets, I have to concede that their developers are rather decent people. I'm sure the cake [1] they sent to Mozilla was a gesture of honest goodwill.
Cool. :) I was on the WAC team, working on the Word Viewer web app. I know a couple people who are going to be there this summer - can put you in touch with them if you like.
(I make a web site. It works great in every browser I try... until I open it in Internet Explorer, where it's all messed up. This is not an isolated incident.)
[1] http://www.mozillazine.org/talkback.html?article=24004