A recent study finds that people -- teenagers in particular -- prefer forging and keeping friendships online to doing so in an offline setting. If this doesn't signal that we're living in an almost-purely digital age, I don't know what does. It won't be long before "old school" forms of communication -- writing letters, making phone calls even -- become entirely obsolete. But does this indicate that we, as a society, are becoming more introverted? I don't think so. What it means is that as technology continues to become more advanced, we only become lazier. People want things yesterday. As we become busier, we rely more on technology to get things done as quickly as possible. Buy groceries through Amazon.com and have them delivered to us? Check. Watch movies at home via Netflix without having to set foot in the theater? Check. Set up doctor's appointments online? Done. When it comes to friendships, the internet offers the opportunity to...