Yes, you're invited. Every year the tiny town of Carpino throws a party for anyone who’s interested during the first week of August. It’s called the Carpino Folk Festival, and perhaps unsurprisingly, it focuses on folk music. But depending on where you’re from, folk music can mean different things. In England, it frequently means restrained dancing around a Maypole during broad daylight once a year. In Carpino, it means dancing until dawn with a punchy, near frenetic ensemble of...