Isn't this just a result of technological progress? Technology has displaced entire fields of labor for... well, ever.
I'm not unsympathetic to the problems this introduces to those workers, but I'm really not sure how it could be prevented; we can of course mitigate the issues by providing more social support to those affected by such progress.
In the case of artistic expression becoming more accessible to more people, I have a hard time looking at it as anything but a net positive for society.