Originally Posted by derek_m
I don't need mirroring, just output to the ATV.
iTunes can already send content to an Apple TV via Airplay, at least under Lion. Before I removed Flash, I was using ClickToPlugin to send content from Safari, but that seems to require Flash be installed, at least with YouTube content...ClickToPlugin & ClickToFlash Safari extensions
Generally, it worked very well, but is mostly useful if you're surfing and want to put something on a bigger screen.