Now that my son is grown, married, living in another part of the country, and busy with his own complicated set of life challenges, we don’t get as much time to talk. So, when we occasionally do, it’s important to cover only what’s critical. I’m sure we’ll get to that someday. Meanwhile, in the few times we connect, the conversational flow channels toward old territory: we play an abbreviated version of the game “An App For That.” Since the advent of Smartphones, nothing has stimulated as much passion within our extended family as devising the TED-esque talking points about a newly-imagined app. Don’t judge us too soon. An…