For decades, AI stagnated with only a few dedicated scientists working on it.  But in 2012, a researcher at the University of Toronto made a breakthrough  — and every major tech company wanted in on it.  They were convinced that AI was the next big thing, destined to change the world the way the personal computer, internet, and smart phone all had in previous decades.  The race to be the leader would soon become cutthroat.See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.