Google attempts to stymie Android fragmentation by locking down the SDK

http://m.extremetech.com/extremetech/#!/entry/google-attempts-to-stymie-android-fragmentation-by-locking-down-the,50e71c2b94f4be71693361c9 / proprietary developers software development kit fork versions clause terms of service open software Cyanogen Mod custom ROM TOS Open Source Project AOSP free Amazon Kindle Fire compatibility alternative Replicant Play Store /