I just paid a so called pro, that sells and installs pioneer product. I went to their store and paid $80 + tax to bypass whatever it is, so that I can play my dvd while I'm driving and my 15 years old son can watch his dvd. Whatever he did didn't work, it only works driving less than 5 miles or I'm at stop. He said, that he can't do nothing, because the software was built in. He also told me that apparently the GPS takes over when my car goes over 5 miles. And there's nothing that can be done, except to buy an upgrade. And that he spoke to his friend that has the same model of pioneer an