- Spell checker
- Memory usage - HOLY CRAP!! 100MB+ for a browser????
- Stabilty - I had it crash about 10 times in 2 weeks, it was a fresh install btw
- Bookmarks - I have never had as many problems with them as I did with this version
- Just didn't feel done
Mozilla needs to stop worrying about IE7 they know Firefox is superior, if they keep on rushing releases they will end up just like Microsoft and nobody wants that. Not EVEN Microsoft. Hell look at Vista the KING of delays....