Artificial intelligenceCEO says company will quadruple hiring in AI 'epicenter' to 4,000Jensen Huang greets Nvidia employees during a visit to Taipei on May 27. (Photo by C.C Chen) LAULY LI and CHENG TING-FANGTAIPEI -- Nvidia is now spending up to $150 billion a year on its supply chain partners in Taiwan and plans to increase its headcount in the "epicenter of the AI revolution" to 4,000 employees, CEO Jensen Huang said....