I’m arriving in Sicily from New York on Tuesday, which is very exciting; however, that means I’m going to miss this: The Sherbeth Festival Internazionale del Gelato Artigianale. You got it right: an international festival of artisanal gelato! Right in Palermo’s city center on Corso Vittorio Emanuele at Via Maqueda to Piazza Bologni, all weekend,…