When Nvidia Corp (NASDAQ:NVDA) became the world's first $5 trillion company this week, it wasn't just another milestone in the chip wars—it was the start of a new chapter in the artificial intelligence software race. And if ARK Invest's Cathie Wood was right about one thing, it's that hardware alone doesn't win revolutions—software does.Track NVDA stock here.Nvidia's Next Leg Isn't About Chips — It's About ControlNvidia's string of new partnerships — from Uber Technologies Inc's (NYSE:UBER) robotaxi fleet t ...