"You mean like the sets of support libraries which make multi-versioned Android development significantly easier and less time consuming?" You mean the ones th

"You mean like the sets of support libraries which make multi-versioned Android development significantly easier and less time consuming?" You mean the ones that seem to change between Android versions, and get weird bugs between versions? "I don't get the first-party library cargo cult that has developed on Android. What's wrong having the community develop libraries like on any other platform? There's a huge set of very good quality 3rd party Android libraries and even a great new language (Kotlin)." Because those can't be counted on not to break between versions of Android.