Hello, I am new to the forum.
I recently set up Gentoo to work with my new Arduino Uno board, and since I ran into a few quirks I put together a quick how to on how to get things working. I also recommend reading this document, which is very helpful:
http://www.arduino.cc/playground/linux/gentoo

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic