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@j that's insanely impressive, what ffmpeg arguments did you use?

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@matrix ffmpeg -hide_banner -i ~/rtorrent/download/Glengarry.Glen.Ross.1992.BluRay.1080p.DTS-HD.MA.5.1.AVC.HYBRID.REMUX-FraMeSToR/Glengarry.Glen.Ross.1992.BluRay.1080p.DTS-HD.MA.5.1.AVC.HYBRID.REMUX-FraMeSToR.mkv -y -strict experimental -c:a libopus -b:a 40k -ac 2 -c:v libsvtav1 -crf 52 -preset 3 -svtav1-params input-depth=10:tune=0 -g 360 -vf "crop=1920:816:0:132, scale=w=720:h=480" -pix_fmt yuv420p10le -movflags faststart -metadata:s:v handler_name="VideoHandler" -metadata:s:a handler_name="SoundHandler" ~/nvme/glengarry-480-av1-opus-52.mp4

Apparently upping the GOP from 240 to 360 only saved about 1 MB so I'd recommend:

ffmpeg -hide_banner -i ~/rtorrent/download/Glengarry.Glen.Ross.1992.BluRay.1080p.DTS-HD.MA.5.1.AVC.HYBRID.REMUX-FraMeSToR/Glengarry.Glen.Ross.1992.BluRay.1080p.DTS-HD.MA.5.1.AVC.HYBRID.REMUX-FraMeSToR.mkv -y -strict experimental -c:a libopus -b:a 40k -ac 2 -c:v libsvtav1 -crf 52 -preset 3 -svtav1-params input-depth=10:tune=0 -g 240 -vf "crop=1920:816:0:132, scale=w=720:h=480" -pix_fmt yuv420p10le -movflags faststart -metadata:s:v handler_name="VideoHandler" -metadata:s:a handler_name="SoundHandler" ~/nvme/glengarry-480-av1-opus-52.mp4

Here is what that produced:

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