While Microsoft tries to figure out if it should take Tegra-powered Zune HD in a gaming direction or the Xbox in a portable direction, there are wild rumorings from the underground that claim Nintendo is planning on using Tegra to power a next generation DS handheld. The primary source on this comes from Bright Side of News (which doesn't have a big track record to judge by), who claims the debut is planned for late 2010 and conjectures that the device could either use the upcoming 45nm 2nd-gen Tegra tech, or the existing, tried-and-true 65nm chip. There were rumors from Yahoo! Games of a Tegra DS afoot at GamesCom in August, with higher resolution screens and full ba