My local theater has a new “Silence Your Cell Phones” announcement. It states that you came to the theater to enjoy what is on the big screen. And you should not allow the little screen on your cell phone to make you forget what you came to see on the big screen. This is not the time for selfies, text messages, or social media. It is time to drink a cola, eat a tub of popcorn, and enjoy the happenings on the big screen in front of you. Movies are for entertainment. It may be a comedy, drama, horror, historical,...