Thanks to https://news.ycombinator.com/item?id=22692523 https://news.ycombinator.com/item?id=22692523, where I learned about this (and it motivated me to actual

Thanks to https://news.ycombinator.com/item?id=22692523 https://news.ycombinator.com/item?id=22692523, where I learned about this (and it motivated me to actually upgrade to 10.15.4, since I often use iShowU Instant or LICEcap, and this will save me from having to use those in many cases.