In order for a law to be fair, it has to be enforced consistently. It doesn't take grand jurisprudential theory to recognize this; it comes down to a basic sense of justice and common sense.
You've probably got a lot of information on your phone. Indeed, with emails, photos, an online banking app and more, you may feel like your smartphone holds a reflection of your life in miniature. It's as if you're holding your life in hands.