Howto rotate avi movie files

mencoder -vf rotate=2 -o OUTPUT.AVI -oac copy -ovc lavc INPUT.AVI

Adding a second luks passphrase to a luks encrypted root on hardy

Add the new passphrase for the key slot to the physical device, which if you built the crypt root using the ubuntu alternate CD is /dev/sda5:

sudo cryptsetup luksAddKey /dev/sda5