The funniest part about the current EDM wave many are riding is the fact that it's not new. Depending on who you ask, electronic dance music has roots in a number of different decades, in many different forms. And if the "Harlem Shake" video craze has taught us anything, it's that dance music is both universal and puts smiles on peoples faces... which got us thinking: What if EDM existed in during the Prohibition Era? Or in the Wild West? Or in the Roman Empire? Hmm...