Sprint claims it has developed a new wireless technology that could allow the carrier to surpass the wireless data speeds of its rivals. Dubbed Sprint Spark, the super-high-speed currently reaches peak rates of 50 to 60Mbps, but Sprint insists that number will grow as the technology matures. In fact, to illustrate the progress its making on that front, Sprint today demonstrated 1Gbps over-the-air speeds at one of its labs. The carrier isnt wasting time deploying Spark;