The iPad has no more of a moat around it than the iPhone does. The iPod had a moat around it courtesy of the extremely difficult dynamics of dealing with the m

The iPad has no more of a moat around it than the iPhone does. The iPod had a moat around it courtesy of the extremely difficult dynamics of dealing with the music cartels. Apple broke the cartels and came to dominate them; nobody else was able to. Such problems don't exist in either smart phones or tablets.