The world’s richest man Elon Musk has a 20 minute trick when looking to hire a new job applicant - and it’s nothing to do with their CV. Musk, 54, has amassed a fortune thought to be around £624.4billion. That is largely thanks to his work on the likes of Tesla, SpaceX and XAI. He made his first millions however after he sold software company Zip2 in 1999 before founding his own company that later merged with PayPal. On his way to becoming the world ’s richest man, Musk will have had to make