Donald Trump criticised Elon Musk's decision to form his own political party, describing it as ridiculous, but South Africans have mixed views about his comments.

The world's richest man's latest political activities prompted a brutal sell-off of Tesla stock as investors question his focus on the company.

The billionaire continued to criticize the GOP and appeared to take shots at the president after he mocked the idea of Musk creating a third-party in the U.S.