That adapter forces one to choose to listen to music
or charge a phone, which is very problematic when using GPS, as it's very battery intensive, especially as the phone is often in direct sunlight.
>Time moves on, should they also have not gotten rid of the 30 pin adapter?
Apple is still releasing new hardware with a 3.5mm port! The port is far from outdated. Again, both wireless and wired audio coexisted nicely on the iPhone, this is a problem of their own doing, and they've made the experience objectively worse.
We're just going to have to agree to disagree.