“Using copyright claims to retaliate against critics is wrong, and it chills public debate about surveillance technology,” EFF’s @joemullin told @arstechnica. https://arstechnica.com/tech-policy/2025/11/proctorio-settles-curious-lawsuit-with-librarian-who-shared-public-youtube-videos/
He got sued for sharing public YouTube videos; nightmare ended in settlement

Librarian vows to stop invasive ed tech after ending lawsuit with Proctorio.

Ars Technica