Aww, I looked at the title and got a little hopeful. Too bad for me.

Anyway, I have Adelphia Cable but I think it's only locally available, I have absolutely no idea.
Cable is faster than DSL, although each of them are faster than 56K by a landslide.

Google claims that the speed of the loading of their search engine was 0.11 seconds when I recently tried it for my own connection, so..
Get Cable. Highest Kbps possible.

EDIT: Heald, that's incorrect, Cable is on average faster than DSL, not all cable but most