Just a quick note to tell you that AIR 1.5 is now released for Linux. The AIR team also posted a TechNote on how to install AIR on 64-bit Linux distros.
I actually use Ubuntu on my EEE PC and AIR was one of the first things I installed on it. By installing the AIR runtime, I had immediate access to my favorite Twitter client Tweetdeck and the other AIR apps that I regularly use like Snackr, PassPack and TokBox.
it’s really great for Linux users, at least they can run now their favorite Applications