I’d love to see more cheap, high resolution monitors. I’m super annoyed at all the 4K TV hype going on at CES this year. Here’s a pretty good read on whether 4K TVs are useful or not:
http://carltonbale.com/does-4k-resolution-matter/
(tl;dr? At normal TV viewing distances, no, they are not. Unless you want to watch 1080p 3d content with passive polarized glasses)