GitHub VP of developer relations Martin Woodward explained in a post on X later in the day Monday that Copilot inserting ads into PRs isn't actually new behavior - it's been doing so in the ones it creates for a while.

That’s… worse?!

“I understand everyone is upset that we’re grinding up little girls to lubricate our machinery, but we’ve been grinding up little boys for years to do that. Still, we’ve heard you and will stop grinding up little girls. For now.”