public class MapsActivity extends AppCompatActivity implements OnMapReadyCallback
Google officially (with version 21.30.00). This was a critical milestone because: google play services android 4.1.2
Legacy devices running newer (albeit older) Play Services builds can suffer from battery drain due to background sync attempts. google play services android 4.1.2
If you attempt to install the latest Google Play Services APK on a stock Android 4.1.2 device, it will result in a "Parse Error" or constant crashing. You must use a legacy version. google play services android 4.1.2