They are using 4:2:0. You'll get no argument from me that 4:4:4 (or at least 4:2:2) would be nicer, but I don't see any major issues visually with their fairly

They are using 4:2:0. You'll get no argument from me that 4:4:4 (or at least 4:2:2) would be nicer, but I don't see any major issues visually with their fairly high bitrate capture encoding settings. Here's a mediainfo output for a Quicktime screen capture on the latest Big Sur release on an Intel Mac: https://pastebin.com/8SUZqMed https://pastebin.com/8SUZqMed Edit: posted wrong output, fixed pastebin output to show the .mov straight out of quicktime (previously had a remux via ffmpeg)