When you wait for the bus or train, hop into a taxi, stand uncomfortably in an elevator, wait in the miserable line that is TSA, sit alone and wait for friends to meet you at the restaurant or bar, or plain old sit in boredom, there is typically one constant amidst the sea of scenarios: you combat your discomfort by checking your phone. As humans we want to feel secure, and few things have proven to provide more security than our smartphones.