On This Day in Business History05/12/2026, 15:10:20Four decisions made on May 12 — and what each one costVerizon's $4.4B AOL bet, SBC's $62B Ameritech merger, WannaCry's $4B global shock, and Apple's $1B Didi wager — four May 12 decisions across seven decades, each wrong about where the real risk was hiding.