Ok, quick update.

The web developer extension now works in Firefox 2.0
Google Reader is giving the other RSS aggregation tools a run for their money, apparently.
Smultron is a very competent open source (read free) text editor for Mac OSX.

I'm considering retracting my comments on iTunes 7 as its part of Mac OSX. I'm shitty with OSX as 10.4.8 has completely broken wireless networking on the MacBook. At least with 10.4.7 it worked some of the time...