How to Get Back into X When a JavaScript Error Locks You Out (NoScript-Friendly Guide)

https://wiki-net.win/index.php/When_X_Throws_a_JavaScript_Error:_Which_Browser_Actually_Lets_You_Back_In%3F

1) Why this checklist will get you back on X fast and keep your workflow from collapsing You're scrolling, you click, and suddenly X refuses to load with some opaque "JavaScript error" message