I have a new toy. It's a GPS system that goes right on my windshield, under my rear view mirror and my toll pass. What a high-tech windshield I have! I don't need this device much, but when I go somewhere unfamiliar, it's better than driving while sneaking glances at my Google map printouts as I navigate strange neighborhoods. So, my first real attempt to let this talking device help me was yesterday. I was going about 30 miles from home to a South Dallas courthouse. I programmed my destination and smiled as the disembodied voice told me to turn out of my development. Once I was on the highway, I knew I had to go quite a distance, so I turned on the radio. Then I heard the voice saying something to me (Was my radio too loud and she couldn't think?) I turned the music off and listened carefully. Turns out, at every intersection of roads, the device would tell me to stay on the road I was on. Problem was, I was told this 1 mile before, then 1/2 a mile before, then whe...