Just as the sun always sets in the west, we can always count on a limited-edition Scion xB to pop up at aNorth American auto show. This year, that honor falls on the 2010 LA Auto Show and the Scion in question is the 2011 xB Release Series 8.0. Surprise!Standing out on the show floor thanks to its brilliant VooDoo Blue paint job, the 2011 Scion xB Release Series 8.0 is the latest in a line of