USB-C was finalised in 2014, two years after Lightning was shipped (so possibly up to four years after Apple had started development of Lightning). It also req

USB-C was finalised in 2014, two years after Lightning was shipped (so possibly up to four years after Apple had started development of Lightning). It also requires a larger port than Lightning, so you can see why Apple would be okay with adding it to iPads, but not to iPhones.