To sing with other people and for other people, that's when you can really learn something about your voice. You can only learn so much if you create your own boundaries all the time. But then, other people can really teach you something. You know, if you're trying to sing with them, or if someone brings a style.
I always feel more comfortable in chaotic surroundings. I don't know why that is. I think order is dull. There is something about this kind of desire for order, particularly in Anglo Saxon cultures, that drive out this ability for the streets to become a really exotic, amorphous, chaotic, organic place where ideas can, basically, develop.