BOOM! It’s not a common word. Sure, it’s been around forever. Usually, when I hear the word, sports are involved. In basketball, the legendary Indiana Pacers broadcaster Slick Leonard used Boom Baby as his catchphrase for decades. It was an internet meme years ago, foo. But other than seeing it used for explosions in cartoons, it’s not a word you often see until this weekend. Over the weekend, I saw two television commercials use a form of the word. One advertiser was Comcast, and they were talking about their fast internet. The other was Old National Bank. To hear this in two different commercials is strange…