Business | Entrepreneurship | Wealth on Instagram: "Gabe Newell turned Steam into the most dominant PC gaming platform on earth and a distribution engine so profitable that it prints billions with a team smaller than most tech startups. Valve has no shareholders, no board, and almost no public footprint… yet it outperforms companies 100x its size. His 111-meter superyacht, Leviathan, shows exactly what that kind of cash looks like. It’s part mansion, part research vessel, part gaming arena featu