What's this thing that appears to me on every page of the site?

[Murmur]

The heck? Also, what do I need to reply on the popular threads?

 

[We Are The Witches]

I believe that's a message Null puts sometimes in order to inform the users of stuff related to accounts, emails, DDOS happening, etc.

 

[Penis Drager 2.0]

I'm pretty sure Null's telling you that, if you had issues receiving email, try again.