The other day, we told you about some research from Informa Telecoms & Media that claimed Android-powered devices would surpass iPhone devices by 2012. Thanks to a sale at Amazon.com on the T-Mobile G1 (the only Android device currently on the market) that statistic is one step closer to becoming reality. Amazon.com is currently offering the T-Mobile G1 for $97.99—just over half what this Android-based handset normally sells for. The regular price for the G1 is $180 with a two-year contract directly from