There was one who was really terrible about this. I told him that he has a bad attitude and wouldn't last long, and he responded by threatening me, but he's gone.

https://media.tenor.com/kwow6JIOPw8AAAAC/perfect-prediction-again-right-prediction.gif 

 I certainly haven't had an experience that bad thankfully. I would think those types are extremely rare. Which is good. 

 I was like Wut? 👀