Update: there is not yet tooling support for AIR 2.7 but it will be coming soon. Until then you can compile via the command line.
I know you’ve been hearing a lot about AIR 2.7 lately, particularly surrounding the increased performance on iOS. Well I’m happy to report that it is now available for everyone to use. I will be doing a short tutorial tonight explaining how to get it setup. Until then, check out this video from Renaun showing the improved iOS performance.