It’s official: In New York City public schools there is now a ban on cell phone use. We can all understand how that might happen. As with any communication device, abuse does occur. But simultaneously, there is a wave of interest in education in 1:1 learning initiatives, meaning that educators believe in the learning benefits of one laptop for each student. Does this leave the technology world scratching its head? From QWERTY keyboards on handheld devices to Internet browsing on cell phones to e-mail access from virtually anywhere on the globe, the trend is convergence.