I just thought it was some kind of emoji I couldn't see. But I do see it quite often also.
Yea, I thought the same thing, but there was no pattern to the symbols that I could figure out and after looking at more post I found it everywhere in the front, middle and end of random post. I guess it is one of them computer smoke and mirrors things.
The guy who invented the first wheel was an idiot -
the guy who invented the second one... he was the genius!