And yet, over time, a "range" develops. I've got 20+ years in low-level, C++, systems, desktop client work. Yes, I work on other areas. But if I want to really

And yet, over time, a "range" develops. I've got 20+ years in low-level, C++, systems, desktop client work. Yes, I work on other areas. But if I want to really shine (or make nice amounts of money), this is my "range". The same goes for music. Your range is not cast in stone, but it takes a lot of hard work to push it. This is not what you do on stage, or even in most of your practice. That's what you deliberately work on, without using it on stage for a long time.