Can You Make an AI Forget? (Machine Unlearning, and Why You Can't Cleanly Take Something Back)
Five days of lying low, and the team finally turns to the walled-off part of Vector’s mind, the one even he steers around. The machine-unlearning lesson walks them somewhere they didn’t want to go: this isn’t damage, it’s deliberate. Someone made him forget, on purpose. Undoing it could erase the rest of him. And the thing they lit up four nights ago is still circling closer in the dark.