Billionaire Palantir CEO Alex Karp — who  recently made headlines for a controversial manifesto posted on X about how the US should adapt to AI — is building a massive waterfront compound in Miami Beach, Gimme Shelter can reveal.  Karp has now shelled out almost $75 million on property alone with 265 feet on the water — joining a group of California titans who appear to be hedging their bets on Florida as the Golden State weighs in on a proposed tax on billionaires . Karp just shelled out $28.5