Anyway, some of these extensions are really useful and/or interesting, and really give you tools that you never realized you needed. And of course, once you get used to them you don't want to give them up... which you'll have to if you're forced to use IE for any reason.
Moving right along, a sample of some of my extensions, in no particular order:
So that's it. I have plenty more extensions installed on my machine, but this post is getting a little lengthy for a YYWW post... And I haven't even scratched the surface of the constantly growing library of extensions! Here's Firefox's extensions page - Go nuts!
p.p.s. Apparently some developers (using a pseudonym) give bad ratings to their competitors so their own extension looks better. Sleazy stuff...