Re:Firefox 57 as the first release where only WebExtensions ...
by saurik on Saturday February 18, 2017 @10:43PM
(#13678087)
> This is because Firefox's UI uses the same single-threaded JavaScript engine that web pages do.
JavaScript contexts are single threaded, but even in a single process you can (and do) give separate web pages their own JavaScript contexts and run them in separate threads.
JavaScript contexts are single threaded, but even in a single process you can (and do) give separate web pages their own JavaScript contexts and run them in separate threads.