If you’re looking for a monitor with high pixel density and a ton of real estate, you can also buy a monitor. 5k2k’s are pretty sweet. I’m driving one of these nowadays and it’s fabulous, without all the quirks of adapting a huge TV for computer use: https://www.dell.com/en-us/shop/dell-ultrasharp-40-curved-th...

HiDPI, two 4k monitors without a bezel, 120Hz, and no need for a separate thunderbolt hub.