Today, i was reading Arcade library. I know the kind of gameplay i want.

Having grabbed some PNG, merging demos short examples to build my project.

i discovered existence of bulletML, library to get beatifull shoot'em up effects

I would like this kind of effect but can't make the library work.

Second fail, i'd like to easily convert Midi file to sonic pi:

there is a ruby script but it crash, i dont know how to fix this:

If somebody knows how to fix those, i give you wonderfull awards ;-)