Tunnel vision

An audacious innovator whose mind teems with grandiose new ideas, Elon Musk came from nowhere to build a multibillion-dollar empire in his early 40s. But will the weight of investors’ expectations and his own destructive Twitter habit ultimately see him fall to Earth?

Elon Musk has already taken a giant step towards his dream of colonising Mars

It’s been a bad month for high-profile billionaires in the US. President Donald Trump, still reeling from the reviews of the Helsinki Summit, has been dealt an “et tu, Brute?”-esque blow by his former lawyer and personal fixer Michael Cohen in recent days.

On Wednesday, Facebook’s stock dropped by a vertigo-inducing 24 per cent after it announced its second-quarter financial results. $148 billion dollars, gone in 90 minutes. A $16 billion hit to ...