I think that he is right about decentralization of the servers(if it’d be possible to keep the phone numbers) and the desktop app issue
But I think the phone number requirement is a good thing because people can just find each other without having having to exchange usernames and stuff.
Signals aim is privacy, not anonymity. If you want anonymity, there are better options like Simple X.



Don’t they require you to make a payment from a credit card for the numberless feature?
They require you to have google play services installed and to pay through google play. There is no reason for this other than to collect data.