Which it never should have been in the first place. There should be some kind of publicly funded twitter like clone used for this purpose.
Maybe they should update the join-lemmy.org page to suggest joining smaller instances. They put popular instances at the top and presumably that’s what everyone wants to join.
Edit: and then randomize the list of smaller instances to further distribute the load.
Well the link is from cnn.com, and I don't see you contributing anything. So thanks for the report.