It appears that my Firefox profile has some security features that mess with localStorage in a way that I don’t understand. I used Greasemonkey’s GM_[sg]etValue instead. (Important and maybe obvious, but not to me: their use has to be desclared with @grant in the UserScript preamble.)
It appears that my Firefox profile has some security features that mess with localStorage in a way that I don’t understand. I used Greasemonkey’s GM_[sg]etValue instead. (Important and maybe obvious, but not to me: their use has to be desclared with @grant in the UserScript preamble.)