Apple iPad for photographers. What use is it?

A few days ago Apple announced that it has sold 1 million iPads in the device’s first month on sale. Less than half the time it took the original iPhone to achieve the same feat. Lots of photographers like a good gadget and many are users of other apple products already, but is there actually any practical use for one? It seems as if the iPad might be the catalyst for a fundamental change in the way that we receive what was previously “printed” media. The iBook store has sold 1.5 million books along with that first 1 million iPads