I would love to use the new iPad Pro on video shoots as a second monitor and also try out the 4K multi stream possiblities of iMove on the iPadPro.
Cheers
After connecting up the Apple TV, I will check to see if one of my favourite Applications on the iMac still works and that is beamer. Beamer allows you to Stream any movie file from your Mac to Apple TV it is quick and very easy. :)