I did the math a couple years ago, at 4K (next gen?) things get reasonably useful (similar arc resolution to early 90's VGA monitors), and a 8K, you'd get pretty close to the arc resolution of looking at a 1080p screen everywhere you look: https://docs.google.com/spreadsheets/d/1pOx0Jcy6tpMGLxmPYX8n...