Apple on Wednesday showed off iOS 4.2 for the iPad, including folders, multitasking, support for wireless printing, and streaming of audio, video and photos through the new Air Play feature.

Apple Chief Executive Steve Jobs showed off the new printing capabilities in iOS 4.2. When printing, tasks will be included in the "Print Center" icon in the multitasking bar, accessed by double tapping the Home button.

Jobs showed off the ability to include multiple icons in folders, as can be done with iOS 4 on the iPhone and iPod touch. He also showed off the multitasking capabilities that will come with the new software.