I would add that even Zoom is obsolete, you do not need to rely on centralized companies (and its dubious privacy policy), there is @jami_social (no server). With WebRTC, @jitsinews, @Nextclouders, (no server for the call, i.e., peer to peer calls) and fully encrypted.
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RT @cillahope_
It's still beyond me how Skype managed to let Zoom just take over the game in a matter of weeks
https://twitter.com/cillahope_/status/1288195195046109185