In some ways, it's a marvel that even half of consumers bother to lock their phones. You would think the benefits would be obvious enough: by entering a few numbers, you can achieve a basic level of protection from prying eyes.
We are a society of over-communicators. We text while we paint our toenails, we tweet while we're getting frisky. We feel a sense of rising panic if we haven't responded to someone in 24 hours. I'm nostalgic for my old black cord phone and I'm working on a healthier balance.