London’s trophy-home market briefly appeared poised for a new benchmark after reports surfaced that Igor Babuschkin, the billionaire co-founder of Elon Musk’s artificial intelligence firm xAI, was preparing to purchase a penthouse overlooking Hyde Park for about £60 million (about $82 million).
The reports gained traction after multiple outlets identified Babuschkin as the prospective buyer, but the entrepreneur has since shut down the speculation. In an emailed statement…

