Back in the old days, people would communicate exclusively via written letters that often took weeks, if not months, to arrive. While letters are still used today -- mostly by companies wanting us to sign up for credit cards or enroll in some form of membership with them -- it's become somewhat outdated as far as communications between friends and family are concerned. And the same can be said for making phone calls. That's thanks largely to the advent and ubiquity of texting and social media. If you're like me, you probably receive congratulations for promotions and other achievements -- not to mention holiday and birthday wishes, condolences, and so forth -via text or Facebook, even from your closest friends. Sure, we all know a couple of people who might still call or pay a visit -- the "old school" set -- but it's become increasingly rare. There's no question that texting and social media are convenient (and fairly cheap) methods of staying...