Josh Elman is moving over to Apple, he announced on Twitter today, saying he will be focused on the company’s App Store and helping “customers discover the best apps for them.” Asked for more details about his new role, Elman referred us to Apple, which confirmed his employment but declined to offer more, including about his new title. (This is typical operating procedure for the tech giant.) Certainly, Elman has plenty of experience with fast-growing technologies and popular apps in particular. One of his first jobs out of Stanford was…