For most of us, milk is a part of life. Although the milking process is complicated, the end result is simple – a plain white liquid, easily affordable, that provides nutrition for its drinkers. Like milk, mobile phone accessories and other smart devices have become a part of everyday life. Although the manufacture of these items is complicated, the end products are simple, straightforward, and affordable, delivering a range of benefits to their users. Or at least, that’s how it should be.