I really easy trick to shrinking files by reducing them from 30fps to 10fps
..\bin\ffmpeg.exe -i .\largerfile.mp4 -r 10 -y .\destination.mp4
I'm getting about 20x reduction in filesize - and resulting vidoe is very "skippy", but fine for desktop shared recordings that don't animate.
Tufte: Visual Explanations
41 minutes ago