> If students want to type notes in class or papers in the library, they can use digital typewriters, which have word processing but nothing else.

Only, replacing the guts of such a machine to contain a local LLM is damn easy today. Right now the battery mass required to power the device would be a giveaway, but inference is getting energetically cheaper.

> Colleges that are especially committed to maintaining this tech-free environment could require students to live on campus, so they can’t use AI tools at home undetected.

Just like my on-campus classmates never smoked weed or drank underage, I'm sure.