Ken Arromdee wrote:
...nobody's going to be able to restore 45000 spoiler warnings; deleting them is easy, but restoring one is impossible without reading the whole article to figure out where the right place for them is.
Not to condone the mass deletion (which I'm annoyed if not outraged at myself), but:
Has no one yet written a bot to iterate over all the contributions from a particular user over a particular time period and undo them, perhaps with oversight? I was thinking of writing such a tool to clean up after persistent vandals and bots run amok, but it'd obviously be useful here, too.