Get ready for an app invasion in your car... lots and lots of apps. They can make your driving fun, entertaining, more useful, and save you money. And despite your first thoughts, they can also be used safely.

Ford (NYSE:F) has opened up its in-dash entertainment and communications system, SYNC, to all app developers -- and this open developer program won the company an Editor's Choice award from Popular Mechanics at the recent International CES in Las Vegas.

Motley Fool analyst Rex Moore spoke with Ford Chief Technologist John Ellis at the event. In this installment of the series, Ellis explains his company's change of philosophy that now enables drivers to personalize the entertainment experience in their cars better.