Interesting article, definitely answered a lot of questions. I'll take another look at them tomorrow. Videos definitely aren't a priority, as I have TV's for that. I just have videos with either Netflix or Youtube constantly going while on the web. So, on the other hand, ultra-wide would be nice to have that extra room (like I did with the 4k tv when I used that) to have multiple sites open, or videos plus sites. And I could hook the display up to my work laptop and get rid of these monitors while not sacrificing real estate.
Here's my current setup that I tossed together with monitors I took from my desk at work.