BMW's new smartphone car key means you better not lose your phone

With your car keys in your smartphone it'll be harder to misplace your keys — but the pressure is really on to keep track of your phone.

At the Mobile World Congress in Barcelona on Monday, BMW showed off a smartphone-enabled car locking and unlocking experience.

BMW's Digital Key will be available this July for BMW car owners who have a Samsung phone. Through the BMW Connected app, the Digital Key can open your car straight from your phone. Once you're in the car, placing the phone on a wireless charging pad can even start the engine if you get really fancy.

To alleviate some of the pressure of completely losing access to your car, up to five other people can have a "copy" of your key, also on their Samsung smartphone. (This rollout will be very limited initially.) Read more...