> Easiest one is ridiculous comments, always a dead ringer for an LLM.

> ESPECIALLY when its from a plan and comments '// STEP 2: ...'

There are people who actually program that way. The most extreme I know was Bogdan Iancu from OpenSIPS who I've seen create functions, write step-by-step comments for what they will do, then fill out the implementation.

It's just a signal, not a certain thing.