Some of the features mentioned here: persistent log, powerful search, comment editing, easy onboarding and invites, code blocks; some even ask for thousand of u

Some of the features mentioned here: persistent log, powerful search, comment editing, easy onboarding and invites, code blocks; some even ask for thousand of users in a chat room and moderation tools! Wouldn't this communities be better served by a modern forum, like Discourse instead of a chat?