I forgot who sent this link to me in the chatroom last night (please post so I can say thanks), but it rocks the hizzouse!
How To: Double Your Firefox Browsing Speed with a Few Easy Tweaks ? James Poling
Took about 3 minutes to do them all.
FF is considerably faster now.
Oh yes- it's Mac-friendly too.
EDIT: Props go to "Crucified" (Kevin) for the link.
wow that is faster. I definitely see a difference, especially with sites like mg.org. Thanks Kev!