Well, I don’t think a Surface Hub is in my future anytime soon…
Today, Microsoft clarified that the 4K, 84-inch version we tried will cost $19,999 and go on sale in July, right around the time Windows 10 comes out. In addition, there will be a smaller, 55-inch version available for a much lower price of $6,999. (For the money, you get 1080p resolution on that one, which is just fine considering how relatively small the screen is.) Both should ship in early September.
(Engadget)
At least one of the offerings is cheaper than an Apple Watch Edition, though, so…