Are they apologizing? Was it a bug? Why did they make this decision and what's the end goal? It's so unclear from the message - as evidenced by a lot of the responses.

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zaptrem 2 hours ago | parent | next [-]

Seems pretty clear, Claude and Codex were getting a lot of free publicity by instructing their models to do the same and MS wanted similar results. However, a bug caused this to be applied to all commits instead of all Copilot-influenced commits.

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utopiah 2 hours ago | parent | prev [-]

They did say it's a bug that they even caught during testing yet somehow let go through. Author of the issue mentioned this on HN https://news.ycombinator.com/item?id=47994193

	▲	jwilliams an hour ago \| parent [-]
		"AI attribution by default" was an intentional feature, but there were also bugs. This is why the post is so unclear.