Ubuntuforums user, volanin, has kindly backported the wireless-testing portion of the kernel and bundled it with the new ath9k driver for Atheros cards in a deb and posted it in the Apple Users forum. Now hardy users with 802.11n Atheros cards should be able to enjoy a completely free driver! Here is the relevant post. Enjoy

http://ubuntuforums.org/showpost.php...69&postcount=5