Cadillac's new infotainment system is not your computer

A Cadillac can’t take the place of your smartphone — and as GM computer engineers tell it, they don’t want it to. But what they are trying to do over time is make the act of using your phone in relation to the car an experience that gets better.Cadillac will begin selling its next-generation user experience system in the CTS next month, and it will soon be added to the 2018 XTS and ATS models. Last week I traveled to Detroit, deep into the windowless basement operations of GM&r