The 'unstable' repository for Arch64 is now live. You can enable unstable in pacman.conf. Currently only xfce-svn is in the repo, but this will be updated soon to include beryl,gaim-svn and other unstable stuff. As always, use unstable at your own risk. Enjoy! - (ganja_guru)
Arch64 Unstable Repo
Feb. 18, 2007 - Aaron Griffin