The coolest car tech from CES that you'll be driving with any day

The Gentex rearview mirror scanner, scanning an iris. Toyota took the wraps off a new self-driving transportation concept at CES, and it can be anything from a pizza delivery van to a camper for your next vacation. Everyone's working on self-driving cars, or cars that read your emotions, scan your brainwaves, heck, we've even see a flying car. Sure, some of it's far-fetched -- and autonomous cars are still a few years out from getting any kind of go-ahead for mainstream drivers -- but a lot of this new car tech is closer than you think. BMW, Ford, and Hyundai already have Alexa voice integration, and Toyota announced this week that Alexa integration is coming out in some of its new Toyota and Lexus cars, too.