Citing sources "familiar with the matter," the Wall Street Journal is now stating rather unequivocally that both AT&T and Verizon Wireless are set to begin selling LTE versions of Apple's iPad. The latest revelation is hardly a leap of faith, as rumors to this effect have been swirling for a month now. Still, it coincides rather nicely with the recent chatter surrounding the launch of Apple's next iPad, which is currently thought to launch during the first week of March.Developing