maybe apple should....
repeat it's magic in taking something tried and failed and make it work.
True innovation in phones (from 2013)?
A modular phone, where you upgrade the parts you want/need.
The challenge is to move to this more environmentally sustainable model, keep it profitable and create a massive market in cheap swappable covers. It still has the lock in firms like Apple and Samsung like, it is different from the glued together, throw away when the screen breaks efforts we see now. But it will take the shiny shiny marketing Apple bring to convince the masses to move.
Just a thought....