Is Elon Musk’s Twitter takeover really for the ‘future of civilisation’?

The world’s richest man is buying Twitter for $44 billion, but why? Elon Musk has made a series of big plays since he made his fortune selling PayPal and has since constantly made the headlines for his electric car company Tesla, his SpaceX venture and some blue-sky thinking. But his purchase of the social media platform has many wondering how it fits into his portfolio and what it means for Twitter’s future, as well as free speech.