The lack of anonymity doesn't bother me at all. More the dance one has to do if one changes phone or phone number, combined with the fact that a phone number is

The lack of anonymity doesn't bother me at all. More the dance one has to do if one changes phone or phone number, combined with the fact that a phone number is not a very ergonomic thing to give out as a contact detail. I'm not ruling Signal out, though.