You may have found the answer by now, but to let others know, to use apple TV with sound I turned on the Apple TV, shared from my Mac Pro. The screen is shared. I then went to Midi/Audio tab and se...
Glad to hear that. Nice when things work out the same for others.
I can't explain why, but when I have playback issues I click on the Reassign Playback Sounds under the MIDI/Audio menu and playback works, or at least works better. I was having a three measure del...