Apple on Tuesday sent out official press invitations to its 22 October event, which we expect will see the unveiling of an iPad 5 and iPad mini 2, as well as new Macs and some new software, too. Here, we take a closer look at the 22 October event invitation and its design to speculate over possible clues hidden within it. Apple is well-known for its cryptic event invitations, in which the company has previously hidden hints about what to expect during big keynotes. It looks like this invite is no exception, so here we take a closer look to see what we can uncover about the 22 October event. Of course, we won't know for sure what Apple has up its sleeve until 22 October rol