You see, the reason why he did the nazi salute is because, in his heart, he really digs the nazis.
As is often the case, the simplest answer is correct.
The Musk family are actively endorsing Restore Britain, a party the racist Reform UK considers excessively racist, whose slogan is “millions must go” and whose leaders call for the expulsion of Britons of darker skin or Jewish, Muslim or otherwise non-Christian faith