The basis for this entire thread / concept / conversation is very easily some abstract fork of Godwin's Law, in that player's will apply an external race marker to a player, player caste, or
activity in and effort to lend an emotional weight to their complaint to their peers about the
activity, which is itself a basic trigger for
mob mentality: Fear and revile that which is not understood, attack that which is different, even if only perceived or poorly or incorrectly informed.