Why you could see subtle changes to your smartphone's design

Smartphone season is underway, and the headlines will almost certainly be the same as always: thinner, sleeker, faster models are coming to consumer pockets.

But if a new push from the US government succeeds, future smartphones may also have to be designed for something extra -- the ability to be repaired, however a device owner chooses. It could also push the companies to be innovative in other ways to encourage upgrade devices.