A few days ago we reviewed the global version of Nokia's Lumia 920 flagship running Windows Phone 8. The handset's been available for purchase on AT&T since last Friday with a few carrier-specific tweaks, such as compatible LTE bands. It's aggressively priced at $100 with a two-year agreement -- this includes 32GB of built-in storage, a free Nokia wireless charging plate (while supplies last) and the same