That's a good question! I'm sure we'll find out eventually.

z Quickly spin up Hacker News comments from anywhere on your macOS or Windows machine with a lobotomy.

LLMs aren't known for being super deterministic.

One feasible scenario could be that they are working on/experimenting with ads, and it was put behind a feature flag, but for whatever reason it was inadvertently ignored

Vibe coding and copilot inserted the ad-code into that PR?

Is that the most charitable way?