Something amiss or broken with how you're working with the site? Report it.
If you spot something that might be wrong or broken with the site, do report it.
When you do, include your browser and maybe the operating system you were browsing from to better help us resolve your issue.
Note on beta browsers
Beta browsers, those on nightly builds and not yet released to the public as stable releases, are not supported. If your issue only comes up when viewing the site using a beta browser, sorry, but it won't be worked around for. Best just wait it out or use another browser.