All were banned already, thanks for letting us know. Please let us know if you find any more spammers.
I showed Mattia yesterday a curious occurrence that continues today:
On the right, under Trending Collections, I noticed prefix pew-pew that I choose to read as applause instead of spitting... Can someone look into it, [@lt]?
I haven't noticed that around, so if it happens to you, please take a screen capture and add it to an image hosting service (Imgur is fine), to show us.