ffmpeg, with its ruthless, frame-accurate logic, was the most precise frequency tuner she owned.

And ffmpeg was her scalpel.

A new line appeared, typed not by her, but one character at a time, like a possessed typewriter:

ffmpeg -i FinalCut_S06E12.mkv -vf "histeq, edge_detect" -f null -

The command line on her screen looked like an incantation:

Claire leaned forward. The terminal scrolled a new error: