People swore computers, smartphones and the internet would make us all lose touch with each other, leaving us stuck in our own little worlds as we stare at screens all day.
But, as this comic from Ellis Comics shows, portable tech and the internet has actually improved our interpersonal connectivity, and now we can't live without our devices because we're stuck on staying in touch!
-Via Geeks Are Sexy
Plus I don't think it is reasonable to expect everyone to be sociable at all times, and in a city you don't have as many non-public options for alone time. I'm not sure it was better pretending to be sociable when not. Even before smart phones, I knew quite a few people saying they read or listened to music, specifically because they needed some alone time and wanted it to be more clear.