AI-written code makes formal proof necessary, because human review of all that generated code becomes the bottleneck.

formal proof Machine-checked mathematics: proof assistants such as Lean, and what changes when correctness is certified rather than refereed.

code generation Machines emitting code and files, and whether the volume they produce is a cost somebody eventually pays.

AI writing Prose a model wrote: what gives it away, what it does to reading, and whether anyone should publish it.