Layover. If you travel by plane at all, that word strikes fear into your heart. The literal definition of layover is waiting at the airport for the next plane. The effective definition of layover is the 10th circle of Hell, where you wait in a seemingly endless purgatory. How to Conquer a Layover A layover is the bane of every air traveler’s existence. You have at least an hour if not more of just sitting around. It can be a torturous nightmare. But it doesn’t have to be. There are ways to make a layover more fun and less, “OMG! ARGH!” [tweetthis]A traveller’s nightmare? A layover can be a royal…