With tech bros investing in vast underground homes to shield them from future horrors, a slew of ‘bunker-buster’ dramas like Paradise and Silo are asking: do they know something we don’t?Sam Altman’s got one – although Mark Zuckerberg’s is, apparently, bigger. Peter Thiel’s is described as “mega” and located in New Zealand. These days, a doomsday bunker (or, in Elon Musk’s case, an “apocalypse resort”) is de rigueur for any self-respecting billionaire – enough to make you wonder if they know something we don’t.A slew of recent dramas suggests that we are fascinated by such impressive underground real estate. Most audacious is Paradise on Disney+, in which tech-billionaire Samantha Redmond (Julianne Nicholson) funds a staggeringly elaborate building project under the not-so-subtle codename “Versailles”. Unlike Clive Owen’s Andy Ronson in A Murder at the End of the World, saving a few hand-picked individuals isn’t enough for this girl-boss-cum-tech-bro. Instead, Redmond has gone a step f...