Spring Design was poised to take the official wraps off of its dual-screen, Android-based ereader this Thursday, but we were able to catch an up close and personal glance at the device today here at CES Unveiled. Highlighted over at the Marvell booth (understandable given the choice of processor), the reader was intensely thin and remarkably snappy. We had some gripes with the speed of the Nook, but every action we took on the Alex was relatively lag free. We even downloaded a book and watched it open up immediately, and the touchscreen respons