Billionaires’ ‘summer camp’ that media moguls built is now run by tech titans trying to replace them8 July 2026
Kalshi’s Cofounder Is Now World’s Youngest Self-Made Woman BillionaireBy Press Room2 December 2025 Kalshi is now worth $11 billion, making both its founders billionaires and Luana Lopes Lara the world’s youngest self-made woman…