> One could imagine going back to the old Whatsapp model of charging users $1 per year Or more likely, the AT&T/Verizon model of charging $0.10 / message which

> One could imagine going back to the old Whatsapp model of charging users $1 per year Or more likely, the AT&T/Verizon model of charging $0.10 / message which was the norm before internet-based communication became common.