Are there any extensions out there that change FF so that it downloads certain filetypes to a particular directory? (i.e *.zip/*.sh/*.exe would go in ./home/user/downloads, and *.torrent would go in ./home/user/downloads/tor/)?

Oh and check out this extension, it lets you view the web as a swarm, azeurus-style, very nifty.

Notice how at least half of the swarm links are to porn

flash player 8 required

http://downloadstatusbar.mozdev.org/downsort/