It was this title before, so it was intentionally changed; I wonder why.
That's because there's a principle involved. It's not hard to find: see https://news.ycombinator.com/newsguidelines.html, or https://news.ycombinator.com/item?id=46671377 nearby.
The title came to me as an epiphany too haha, shame to see it get changed.
OpenAI is introducing ads on their purported path from "AI" to "AGI"... hence the "A" was already accounted for in the acronym. If only "Ads" started with "G"!