Every once in awhile RIM updates their “Choosing a target Device OS” page for developers with new breakdowns. They announced on their Twitter feed that they have released the latest OS breakdown numbers for developers. The numbers are interesting with OS 5.0 still taking the lion share of all OS builds and users. I still feel bad for all the OS 5.0 and previous users who are stuck without a WebKit browser. Check out the charts for yourself and let us know what you think!