...social filter. Rather like people who have suffered some sort of brain damage from trauma, stroke or infection, and no longer know what is socially appropriate.



We have a neighbor who nearly died from herpetic encephalitis. He recovered physically, , but cannot hold any sort of job that requires interacting with the public because he cannot keep a lid on profanity or inappropriate jokes.



I have noticed in clips from interviews with him when he was much younger, he does not speak either crassly, or with the tough guy accent he now uses. So, either there is something wrong with him, or he is just a carnival barker.