I recently upgraded a Motorola Defy to use CyanogenMod 7.2 as Motorola was not going to upgrade the phone from Froyo to Gingerbread. While the upgrade went reasonably smoothly and the phone is working well albeit with a few quirks, there was a major issue that I ran into recently. The phone loses its signal when it's roaming. Fixing this basically involves installing an (unsigned) app named Baseband Switcher, and setting the correct baseband for the phone.
The all knowing Oracles at Google revealed today that the song in the Motorola Razr ad (with the chick and dude fighting alá The Matrix) is Le Disko by Shiny Toy Guns. Another (more innovative) google revealed that I could legally download this (and two other songs by Shiny Toy Guns, besides other artists) song for free at spokane7.com's download site which states explicitly: