Just like you guys, we're beginning to lose our patience with the whole Android 1.5, Cupcake, T-Mobile US, T-Mobile G1 debacle. A lot of us have been waiting for months (some of us since the very beginning!) to get the update and T-Mobile continues to delay the release of Cupcake. Frankly, it's not fun anymore. We wanted Cupcake yesterday.
So if you're sick of waiting and eager to try out Cupcake, there is a workaround that allows you to manually update your G1...