(Bloomberg) -- Samuel Chen’s early bet on Zoom Video Communications Inc. made him one of the pandemic economy’s big winners. For his latest act, the little-known Taiwanese billionaire is emerging as a major health-care investor.Most Read from BloombergAmericans Are Leaving Portugal as Golden Visa Honeymoon EndsDonald Trump Charged in Florida Over Secret Documents CaseRussian Elite Is Souring on Putin’s Chances of Winning His WarUkraine’s New Tanks Are Seen in Action as Counteroffensive Gets Unde