i guess at some point #firefox changed
media.autoplay.enabled = false
to
media.autoplay.default = 1
it's counterintuitive but you want = 1 to forbid videos from autoplaying. also set
media.autoplay.allow-muted = false
while you're in about:config
whew, missed this
@gatewave I would think logic would dictate 0 for off.
@cambridgeport90 ...you would think, but 1 is the new winner
@gatewave Then somebody ought to change that in any descriptions of binary operations, then, right?
@cambridgeport90 here are the specifics of the current implementation
https://www.ghacks.net/2018/09/21/firefox-improved-autoplay-blocking/
to add to the user confusion the one we're discussing is the only non-boolean of the set