5 points
You could argue that people can be identified by their writing style. I have no idea how far you’d get with that though.
3 points
Frankly I don’t see any way whatsoever that this would fly, and that’s a good thing!
Imagine what it would mean for software-development if one angry dev could request the deletion of all their contributions at a moments notice by pointing to a right to be forgotten. Documentation is really not meaningfully different from that.