First, it gives big media conglomerates a legal path to a new form of DRM.
Removing the headphone jack hurts the iPhone in several less-obvious ways.
Quincy Larson
10810

This is the entire reason for removing the jack. Now think micropayments connected to the blockchain 1/4¢ for each track listened to, 1/6¢ for podcasts, linked to your iTunes account. It’s all just an easing into this. In 2 yrs, android will also be jack free. Watch for it.