discourse/discourse — pull request #1916 by vikhyat (2014-02-07 00:23:58+00:00)
Title: Don't notify about dominating private messages.

I don't think it makes much sense to show this message in a private message?

> Let others join the conversation
>
> This topic is clearly important to you – you've posted more than 49% of the replies here.
>
> Are you sure you're providing adequate time for other people to share their points of view, too?