Silicon Valley's billionaires won the tax battle. The war on wealth is just beginning.

Win McNamee; Andrew Harnik; Roberto Schmidt/Getty Images; Alyssa Powell/BI For many in the tech industry, the midterms landed like a hangover after a two-year bender. In the sober light of day, their flirtations with MAGA and extravagant spending may now seem embarrassing. Yet for Silicon Valley's billionaire class, there's still reason to keep the champagne flowing after the election —...