> surveilling Zoom calls en masse? Documenting participants (face, voice, language, location, etc.),

The first time I read that Zoom is the shell (in the USA) while the majority of work is being done in China, I thought the exact same thing. That China has everyone's face 3D scanned by now (multiple photos from multiple angles), everyone's voiceprint, everyone's IP, transcripts of what was said and by who...

Now they are trying to rebuild their shattered rep, while still handing anything and everything to their patrons.