For a moment there, we thought maybe — just maybe — SDXC was going to be one of those introduced-and-then-forgotten formats. After sliding out amidst hundreds of other new developments at CES this year, the next-generation SD card has finally found favor with a manufacturing company. At the CeBIT trade show in Germany this past week, Pretec announced the world’s first SDXC (eXtended Capacity) card with a size of 32GB.The card boasts a theoretical maximum read and write speed of up to 50MB/sec initially, with