All instances must be manually removed once the spam deluge is over.
https://mastodon.de/@ErikUden/111954222362376457
But what if you trusted @ErikUden to manage this spam deluge? Wouldn't it be cool to be able to subscribe to his list temporarily, and as he removes entries from the list (as they shut down the spam holes), your mute list would be magically updated?
How many hours of admin time will be spent over the next week doing exactly the same repetitive work of verifying that an instance can now be removed?