Thanks for pointing out this expectation. Please place this goal
statement somewhere on the wiki.
I've sent bug reports with HAR files before, but it always proved to be
a lot of effort for zero gain. Perhaps there are specific tips to debug
such issues in a way that makes bug reporting effective?
It's of course possible that my browser's settings are interfering, but
the mentioned hypothesis sound like something that would prevent
crosswiki login in all cases, not just on some domains.