Groups break up because they never got across what they wanted to do personally, and they have creative differences, and egos start to clash.
One of the problems that we face through the media attention that these artists receive is that there has been an awful lot of talk about opera and classical music being elite and being for an elitist group.
The goal is always to make a nice tableau painting with the voice. The more color I can find, the more shadow I can find - the goal is always to make more nuance and colors.