I finally finished to port my new game RetroCosmos to Android! In adition to the standard space invaders features of the Symbian version, the android version features cool vintage sounds I made with my old analog synthesizer (Roland SH-101) as well as a techno music background (also composed by myself!).
For those who don't own a compatible phone, I just uploaded a youtube video:
On the development side, it was quite fun to use Java again after some years of Qt/C++ and I was quite impressed by the Android SDK, even though Eclipse feels like a regression after using QtCreator for years.