Their blog post says explicitly that phone number is still required for sign-up and that usernames are purely meant as an avenue to message new people without sharing your phone number. Your username isn’t even visible to anyone but you and you can change it whenever you want.
Their blog post says explicitly that phone number is still required for sign-up and that usernames are purely meant as an avenue to message new people without sharing your phone number. Your username isn’t even visible to anyone but you and you can change it whenever you want.