Hey all , I'm currently set up with a Pioneer AVIC-Z120bt. It's a great head unit, but it is of course a few years discontinued now. I'm not really one who has to have the latest and greatest, but it seems like things have come a good ways from then to now. I'm looking at the Z150bh, and wondering if it is a worthwhile upgrade. The new GUI is very clean, and the iPhone 5 appradio support is kind if important to me, because as many people have, I upgraded from a 4 to a 5 and didn't realize that appradio apps would no longer work. So what do you guys think, is it all in my head, or is it time to