Because there are a couple of methods removed from the 2.1 SDK...and a whole lot more added. So if you use any of those changed methods, the methods might break the program like 2.1 did for a few of the applications (Last.fm, etc.).
Because there are a couple of methods removed from the 2.1 SDK...and a whole lot more added. So if you use any of those changed methods, the methods might break the program like 2.1 did for a few of the applications (Last.fm, etc.).