Apple has begun decorating the Yerba Buena Center in San Francisco with colourful banners ahead of its 22 October event, which we expect will give us our first look at the iPad 5 and iPad mini 2. The banners covering the windows of the venue feature the same colourful leaf design as the invitation that Apple sent to media on Tuesday. See: Decoding Apple's 22 October event invite: hidden clues about new iPads As well as new iPads,