> To date we’ve had 36,427 active beta testers and below you can see the massive variety of phones and Android OS versions everyone is running. We were really shocked to see the number of custom roms, crazy phones and general level of customization/hackalicious nature of Android. From our perspective it’s pretty cool to have our app work on such a wide variety of devices and Android OS variations.
via [blog.tweetdeck.com](http://blog.tweetdeck.com/android-ecosystem?c=1)
The charts that go along with the linked article above show just how fragmented the Android ecosystem is.
You can call it awesome, or you can call it a QA nightmare. I tend to think of it as a great reason not to develop for Android.