Currently the worst offenders are video chat services using old non-standard WebRTC implementation. But this should be resolved this year with its deprecation and most services hopefully moving to standard WebRTC implementation. As for other non-working websites, you can report those directly to Firefox, that way they might be able to fix those.
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Currently the worst offenders are video chat services using old non-standard WebRTC implementation. But this should be resolved this year with its deprecation and most services hopefully moving to standard WebRTC implementation. As for other non-working websites, you can report those directly to Firefox, that way they might be able to fix those.