My first Gosu game is finally ready for playing, but not quite finished.

You can download it from my Github (version 0.2 is broken there, just download the zip).
http://github.com/mmorin/armageddonTo play it, you'll need the Tween gem. Just gem install tween. If you're on Windows and want an exe, I've posted a build here.
http://drop.io/zav919fThat just about sums it up. The next version will have balanced gameplay (more challenging, less boring), as well as a high scores screen (maybe using ippa's online service).
Edit: Oh, and here's a
video.