https://github.com/psi/gentoo-aws/blob/93d3bf2498c572832778a853b9307e47ef7f5b5b/scripts/build-stage3-image.sh
https://raw.github.com/gist/870789/bf45e6c5b370445fc3c19111af0dd5eec4097480/create_gentoo_ami.sh
http://www.agaffney.org/quickstart.php
http://dev.gentoo.org/~swift/docs/gensetup-guide.xml
http://rich0gentoo.wordpress.com/2010/04/02/gentoo-on-ec2-from-scratch/

http://gentoo.arcticnetwork.ca/releases/amd64/autobuilds/