On Jan. 1, 2024, Disney‘s animated short Steamboat Willie—aka Mickey Mouse‘s debut—entered the public domain, meaning any and everyone can post it, use it, and reference it wherever and however they’d like, and the notoriously litigious Disney can’t do a thing to stop them.

And, because of how trademark works, Steamboat Willie entering the public domain means Mickey Mouse (that specific 1928 version of him featured in the film) is also now out there in the wild.

But over on YouTube, people who post clips of Steamboat Willie are still getting copyright claimed by Disney.

Quinton Reviews, a YouTuber whose enormously long reviews of Nickelodeon shows have netted him nearly 900,000 subscribers, was one of what’s surely at least a handful of people who immediately tested Disney’s commitment to trademark law the moment the clock ticked over to Jan. 1. He uploaded two copies of the film,...