Great predictions/thread, agreed with most of them.
Early 2017 seems to be a good time to release it, plus it'll certainly be 720p. From the software side of things, I also expect them to release some mid-smaller and forgotten games; maybe a new Pilotwings, maybe a Wario game, another free-to-play Steeldiver and Nintendogs.
Bet with Teeqoz for 2 weeks of avatar and sig control that Super Mario Odyssey would ship more than 7m on its first 2 months. The game shipped 9.07m, so I won