I think they are referring to the username functionality that Telegram has — https://telegram.org/faq#q-what-are-usernames-how-do-i-get-one https://telegram.org

I think they are referring to the username functionality that Telegram has — https://telegram.org/faq#q-what-are-usernames-how-do-i-get-one https://telegram.org/faq#q-what-are-usernames-how-do-i-get-o...