One big reason to go with Google G1 over Apple 3G? Adobe Flash!
Wired.com has this interesting article on the likelyhood of Apple ever allowing Adobe Flash on their 3G iPhones. It doesn’t look like it’s going to happen. Meanwhile, there’s another article over at IntoFlash that describes the integration of Flash on the T-Mobile/Google G1 Android phone. The ability to browse the entire internet?
The ability to play Spin the Black Circle while in line at the DMV should be enough motiviation to ensure that your next mobile device supports Adobe Flash.