"Amateur musicians are damaging the entire profession by accepting this type of work.
I enjoy my work, but I've also paid togo to music school to learn my craft, practice daily, and generally work hard at what I do."

... and hello GUEST pro musician - welcome to the harsh reality
shared by many millions of us other highly trained & qualified specialist workers
who are forced to deal with mass redundancy in the face of changing technologies and socio economic models..

..and musicians are special cases deserving extra regard and sympathy because...???