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GSM is long dead but yes you need a SIM and a MNO as the connection is provisioned using IMS service entitlement.
by hocuspocus 1y ago
GSM is long dead but yes you need a SIM and a MNO as the connection is provisioned using IMS service entitlement.
- dgellow 1y agoThen why would we need such a protocol? I want to be able to chat using any of my devices. That’s what makes Telegram and WhatsApp great
- hocuspocus 1y agoWhatsApp isn't terribly different here.