Apple has posted a new Knowledge Base document revealing that iBooks 1.1 and iTunes 9.2 now support the sync of iTunes Digital Booklets to an iPhone, iPad, or iPod touch. According to the document, users simply need to select the desired iTunes Digital Booklet from the Music library, click Get Info, change the Media type to Book, and hit okay. The Digital Booklet will then be moved to the Book library, and can be synced like any other book. Appleā¦