Elon Musk regained the title of 'world's richest man.' Here's how the billionaire went from getting bullied as a child to becoming one of the most successful and controversial men in tech.

(March 01 00:52) Businessinsider.sg

Over the last 5 decades, Musk has launched multiple companies and become a tabloid figure. He recently regained the crown of world's richest person.

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