They already have (had?) a rule against spam notifications. They never enforced it (there's no way for a user to complain/flag notifications as spam) and their

They already have (had?) a rule against spam notifications. They never enforced it (there's no way for a user to complain/flag notifications as spam) and their own apps breach it nowadays. There's no reason to believe they would want to offer this feature, even though it is indeed trivial for an LLM or even a basic regex filter.