From the Wall Street Journal: The Nvidia frenzy over artificial intelligence has come to this: Chief Executive Jensen Huang unveiled his company’s latest chips on Monday in a sports arena at an event one analyst dubbed the “AI Woodstock.” Customers, partners and fans of the chip company descended on the SAP Center, the home of the National Hockey League’s San Jose Sharks, for Huang’s keynote speech at an annual Nvidia conference that, this year, has a seating capacity of about 11,000. Profession...