A few weeks into a new job, I tried to explain something to a colleague.

He'd asked about pricing tiers—how they work, when charges kick in. Standard stuff. I used an analogy about water and buckets. Structured it so the concept would click on first read. Edited it once for clarity before hitting send.

My lead flagged it as potentially AI-generated.

Not because it was wrong. (It was, partially—I'd conflated two tier models.) But before the accuracy issue even came up, the concern was: this seems like it was written by a machine.

It wasn't.

I'd just... thought