He is not an Afrikaner - as the child of immigrants he went to English schools, and has nothing to do with Afrikaans.

Your prejudice makes you dishonest.

While he grew up in SA, he has no loyalty to South Africa either. We don’t want him nor be associated with him

Reich did not suggest using a British alternative.
His words from the article: “The sooner the US government revokes his security clearance, terminates its contracts with him and the entities he controls, and builds its own alternatives to Starlink and SpaceX, the safer America will be”

Do you really need to be an expert to see a problem with Musk’s Russian sympathies?