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A comment on A realization of why email is critical infrastructure for the Internet. Parent comment

Re:A realization of why email is critical infrastructure for... by aero-glide2 on Wednesday December 29, 2021 @06:09AM (#29723804)
I was suprised to learn WhatsApp uses XMPP. Would be nice if all popular chat applications are interoperable.
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Re:A realization of why email is critical infrastructure for... by BlueTemplar on Wednesday December 29, 2021 @07:01AM (#29724057)
"Is based on" rather than "uses" - AFAIK they deliberately broke compatibility ?

(Ditto with Facebook Messenger and at least one of the Google chats ?)

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Re:A realization of why email is critical infrastructure for... by pmlnr on Wednesday December 29, 2021 @08:21AM (#29724554)
FB uses MQTT; Google chats, who knows.
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