It's official: the next version of Android uses the ART runtime by default

The experimental ART runtime compiler got introduced alongside Android 4.4 KitKat and it's time to shine will come with the next iteration of Android, just as we told you several months ago. The latest changes to AOSP's source code indicate that the upcoming version of Android (be it 4.5 or 5.0) will indeed run ART instead of Dalvik by default. The latter uses a Just-In-Time (JIT) code compiling, which processes code only when an app needs it. ART, in the meantime, comes with an Ahead-Of-Time (AOT) compiling, which runs the code before it is needed. ART usually compiles said code during the installation ...