Twitter was in a great space for those kind of things. They had a big user base, a simple format and a working API, which was free for those kinds of things. Toolbuilders integrated it. No platform took over as clear successor.

Of course such information should be on the operator's website as primary source ...

Twitter won by pulling the rug!

They changed terms against their captive users and forced policy changes to end open publishing and firehose APIs—which the organization had once championed and enshrined.

Except that it doesn't because you need an account to see virtually anything on that N#*i site.