Shared photos is likely very doable, as it's just photo id, physical location, and scale/orientation. Place a picture above the fireplace and both headsets coul

Shared photos is likely very doable, as it's just photo id, physical location, and scale/orientation. Place a picture above the fireplace and both headsets could render it exactly the same and see it. Video would work well, audio might be a little harder to sync exactly correctly. Apps are going to be really really hard.