> and if Signal did not require a phone number, this wouldn't have happened at all I’d change “require” to “allow”. If, for example, Signal operated like it d

> and if Signal did not require a phone number, this wouldn't have happened at all I’d change “require” to “allow”. If, for example, Signal operated like it did now, but optionally let you sign up without a phone number, with a warning to users that not using a phone number would result in not being able to receive messages to their phone number, I bet most users would still use a phone number.