I guess we border on these things from time to time, or fall over the border sometimes. You know yourself how that goes. In a way, Nio is a program that writes itself. In other interactive sound works I have seen on the web, it is the music that is primary. In Nio, you have integrated the visuals.
People can create 'songs' as well as 'visual poetry'.
Yes, it is compositional for the player. I would love to create beautiful compositional possibilities. Yet not make the thing be like an instrument that requires such study. Sort of between being a fixed musical piece and a musical instrument in its combinatorial complexity. That's a big question to me now.