Today we are adding native support for comments in channels.
[...]
What I like about our implementation of comments is that they are indistinguishable from a group chat. In fact, all comments in a channel are hosted in a group attached to that channel.
https://t.me/durov/126
Зоркий Дуров заметил многочисленные ссылки «Обсудить на форуме» в каналах и выкатил новую фичу.