Japanball is suspended for a hate thread against 1 person, but no issues for Tabby for multiple threads about billions of people

how does seemingly everybody know when everybody else is banned or suspended? do people just look at everybody else's profiles 24/7 or sth

I am friends with Japanball

"An insult to one man is a tragedy, the death of millions is a statistic."

Was that what Joe Stalin said?