5 deep learning startups to follow in 2017

If artificial intelligence (AI) hadn't hit the mainstream before, it did this year. Google chief executive Sundar Pichai came through with the best sound bite, saying that the world is going from being "mobile-first" to "AI-first." Apple squished AI into the iPhone, and Google stuck it in the Pixel. Facebook brought it to the News Feed, and Microsoft put it in Word. Samsung bought AI startup Viv to catch up with Apple's Siri virtual assistant.