Aaron reviews the Motorola Atrix 4G, the first phone with a dual-core NVIDIA Tegra 2 processor. In addition to the blazing fast CPU, it has a 4-inch qHD display, 5-megapixel camera, front-facing camera for those wild self portraits, and Android 2.2 with MOTOBLUR. On paper, the specs are awesome, but the phone lagged at various points throughout testing. Is it the best Android phone on AT&T, or is the HTC Inspire 4G the device to get? We'll find out. Part 1 of 2.