Oh yes there absolutely is and it is run by @berniesanders.

Have a look at @gasparcha, he got hit by them several times and went from minnow to nothing but still kept his head up. Wish I had enough SP to help him out.

They may not make profits on such an activity but they demonstrate power. Them upvoting each other make the profits to keep on.
This have been going on for months, and I find it hard to believe you not notice it.