Why Roman Salute is Evil-PHD,, Females, Races, U S Presidents, Communism? (2022-04-08)

A comparison/contrast between how selective indignation and selective connotation works. I wonder why certain things are stained forever as being evil, even though they were used just a few years in the history and in they were not responsible of committing the most atrocious crimes in history, but other symbols that lingered for many years, and committed more crimes, are considered good and used as good connotations?