Rescue 20-year-old MiniDV tapes with a USB grabber and open tools.
Digitize family MiniDV tapes before the player dies.
OBS Studio profile plus ffmpeg CLI; learned the gotchas: NTSC capture even from PAL sources, and only the left (white) audio cable to avoid interference; x264 CRF 18 MKV; organize.sh renames batches.
Reliable capture workflow documented with presets and notes.
Full architectural rules to be published by the author.