The document discusses the iPad and its capabilities as a replacement for multiple devices. It can be used as an e-book reader, to watch videos, listen to music, browse the web, take notes, and stay organized with a calendar and contacts. Early research is being done to see if the iPad is better than other tablets and e-readers, and if it can be incorporated into academic settings. While the iPad is currently unique, other companies are working on their own tablet devices, and it remains to be seen if the iPad will replace personal computers.