Hey everyone - just created a new blog post last night and posted a related YouTube video with examples of why a 4k Monitor is great for a DAW. Have you considered it? Want to see what that really amounts to? Check it out here:
https://www.blades.technology/music/daws-sonar-and-studio-one/why-you-should-get-a-4k-monitor
Glad to see some conversation with a mix of opinions, though @craigb and I seem to be in the minority so far.
Another point is that I am at the exact distance from this monitor as I was from the two side by side. Since it is running at true 4k (100%), the size of each 1/4 of the screen is exactly the same as my old 21.5" 1080p monitors). It does't feel "too close" because it is exactly the same. In fact, when I first started using it, to get used to it, I just put two windows side-by-sid