Apple has been sued by a New York-based iTunes customer who claims he was double-billed for a song. Justia reports that Robert Herskowitz was charged twice for the song “Whataya Want from Me”, and Apple refused to refund him for the extra charge. “Your request for a refund for “Whataya Want from Me” was carefully considered; however, according to the iTunes Store Terms of Sale, all purchases made on the iTunes Store are ineligible…