I'm about to take Google Maps's new Gemini feature for a test drive so I can get hands-free navigation assistance and information on my route and destination. Let's check it out. This is all things mobile.So, this latest Gemini integration with Google Maps is essentially your assistant. So, say you're driving, you just thought of something you have to do or a message that you have to send. You don't have to touch your phone.You just say, "Hey, Google." And it'll do what you need to do. I took the new featur ...