There is xcancel, but my gut feeling was that overpromoting it would backfire (see how archive.today is getting debilitated by the enthusiasm) just like some a

There is xcancel, but my gut feeling was that overpromoting it would backfire (see how archive.today is getting debilitated by the enthusiasm) just like some academics think that communicating primarily by powerpoint instead of arxiv would be detrimental to their career