I waited a few weeks to post this: Kiva.org, the online microlending site, got hammered, a good hammered, but hammered nonetheless with a huge volume of hits, after they were featured on "Frontline in a great piece. You can see it here.
I think that the Kiva folks are really on to something here. They take the best of p2p, and the best of micro-lending, add in a little social networking, and all of a sudden you have a terrific way to help an individual help themselves.
Check out Kiva...and tell your friends. You can even put together a group and all lend to the same small business person...