Originally Posted by
RandomBaritone
So why do folks on FT occasionally swear that switching from browser X to browser Y fixed the problem? Because server issues appear intermittent to the user. The next time you initiate a session, you probably hit a different machine in their cloud facility, one that might not be experiencing capacity problems or other issues. It’s a coincidence.
Dependence on cookie and cache contents mean that it's a little bit more than coincidence, although admittedly not "browser specific".