For Tyler Saladino, it’s the unnatural, clanging sound of a baseball striking an empty seat in an empty section of stands. For Taylor Motter, it’s seeing a teammate escorted out of the stadium when one of the frequent temperature checks registers a slight fever. For Hank Conger, it’s the awkward feeling of going in for a high-five, then remembering that time-honored move is now outlawed and having to adjust on the fly.