A lot of people's ideas of what purism is in sport depend on whether the act in question helps them to win, or to lose, and whether they are just spectating, an

A lot of people's ideas of what purism is in sport depend on whether the act in question helps them to win, or to lose, and whether they are just spectating, and whether they are fans of the person committing the act. This is a general truth in sport, not just Chess. See also bike racing, baseball, PUBG. People will tend towards doing what it takes to win. If you don't like those tactics, change the rules.