Nearly three years ago, I started working on an idea for a book. It started out with the pretty mild proposition: we’re in a class war, but it’s a weird one, because one side is curiously coy. The capital class used to strut its stuff. It used to build libraries and great estates; it used to tell you it thought it was superior, and why. Now that it is billionaires on one side and everyone else on the other, they are like ghosts. They might tell you what they think, in TED talks, at Davos, but it can’t be real: according to them, all they care about is fixing climate change, solving inequality and bringing about world peace. Mysteriously, none of those things ever come about.

I dragged my feet a little bit, and while I did so, the billionaires got louder, and maybe truer to their authentic selves. Vladimir Putin, estimated to be worth billions, invaded Ukraine. Elon Musk bought Twitter. Sam Bankman-Fried got outed as not-a-billionaire – the billions turned out to either belong to someone else, be fictional, be priced in crypto, or all three – and a lot of his fantasies for the future came tumbling out in the same legal proceedings: a plan, stated in a memo, to purchase the sovereign nation of Nauru in order to construct a “bunker/shelter” that would be used for........

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