This article was clearly not written by someone who played in band at any point. To be in an orchestra requires a full time jobs worth of practice, every day.

My private instructor was world renowned and that man played saxophone six hours a day, every day, sick or well, rain or shine, depressed or happy. And he always told me that if he missed one day, he could tell the next day.

Blind auditions separate the boys from the men. It separates those who kinda practice from those who practice.