Because followers can harass you.
Potentially yes. Guy A started a thread lamenting about the author of a game being late with update. I asked the Guy A to be patient and consider that the author may not be able to be on point cause of real-life-Problem, delay being a normal thing. I also hinted at problems of the authors supposed country.
Then Guy B comes out of nowhere, claiming to live in this gigantic country and starts to write a wall of text with a mix of "dating", "being offended" , propaganda and accusations. I wrote a clear "No, thanks and goodbye". But instead this Guy stated to follow me now.