[coob]

It's over designed right now but its software adaptability makes it essentially future-proof. In 10-15 years it will still be useful.

[Sanddancer]

It was underdesigned out of the box. From the documents I've read, USB 3.0 requires three differential pairs, whereas Apple only provides two with their proprietary connector. Plus, the built-in DRM means that it's a lot more difficult for hobbyists/experimenters to hack on it.

[coob]

You're assuming that the USB3 controller would be inside the phone, it wouldn't, it'd be in the cable.