It is not working, last update was on 2019.

Not working for me on any webpages :(

Breaks XML preview in browser

does not work anymore , don't show info about media in any page.

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Only works in Nightly despite this not being mentioned anywhere.

if enabled, sometimes you get errors { code: 25, name: "DataCloneError", message: "The object could not be cloned." } in parts of streaming conversation (answer, video and audio conversation) FF:74.0 (getUserMedia constraints)

......................

nice