The NPD Group reports that the iPhone now has the top spot as the most popular cellphone in the U.S., knocking the Motorola Razr out of first place. NPD also reported that sales of phones with QWERTY keyboards has risen dramatically, indicating what I predicted a long time ago--we are well on the way to abandoning portable phones and are rapidly moving towards portable communication devices that do a variety of things, including text messaging, email, Web browsing, and, of course, making phone calls.