The Internet has become an ever more mobile beast. Through iPhones, netbooks, Kindles, BlackBerries, Skiffs and other freshly evolved hosts, its appetite for bandwidth grows by the minute. Google’s release into the wild of its homegrown Nexus One smartphone this week adds yet another data-hungry species to the mix and highlights how your pocket is the new desktop. With such growth, however, comes a new scarcity. ‘Smartphones have been so successful, they’ve created their own problem,’ said Michael Nelson, analyst for Soleil Securities Group Inc. The radio frequency spectrum used for moving data to the fast-breeding digital fauna – soon to include Twitter feeds to the dashboard of your Ford – quickly is becoming overcrowded by an explosion of wireless broadband. That endangers newfound luxuries like on-the-go driving directions and the ability of your boss to thud you with an e-mail just about anywhere. Without more spectrums, wireless carriers warn of cellular gridlock just around the corner. AT&T, which holds exclusive rights to iPhone service, has said smartphone use in New York and San Francisco has pushed its network’s performance ‘below our standards.’ When people from New York ZIP codes were temporarily […]