I've been experimenting with running MIDI files generated by my melody maker into 8-bit plugins in Ableton Live. After a tiny bit of arranging, effects, and envelopes, I'm loving the results! Here's some fun for your ears:

On a related note (pun intended), here's a Japanese ensemble rehearsing Tool's Lateralus. I think it's pretty wonderful. Even if you don't like Tool, the timbre of this is pretty much on the other side of the spectrum, so give it a whirl.