Github's major closed-source Copilot extension reenables itself if you try to tone down the aggressiveness of its suggestions. Some malware / reverse-useless-machine vibes.
A lot of us are sort of waiting for the other shoe to drop with respect to Microsoft's commitment to openness, so this seem kinda foreboding.
That would be a case of the LLM (purposely?!?!?!) turning itself back on regardless of the human's instructions, using code it wrote.
There's something about "self preservation" in that. :)