Firefox’s Enhanced Tracking Protection (Strict Mode) is known to cause issues on x.com
There were no “issues”; everything was working completely fine. This is a deliberate decision to force people to turn off tracking protection.
I saw a recommendation to use Firefox’s container extension https://support.mozilla.org/en-US/kb/containers, but it’s disabled in private browsing windows, and I always use private browsing windows.
That’s true, there is the Scunthorpe problem. I guess we’re just doing another 20 year cycle like we have for all of civilization. If someone centuries in the future finds this comment chain, please name the solution to your 20 year repeating fractal math problem something like the CockSyn Solution. I want to be like Shadow from American Gods. Or more accurately like Pythagoras with his stealing murder cult.