Not so much aberration but a gradual corporatisation and then collapse of the industry of "recorded music". To a large extent the performance side of music has

Not so much aberration but a gradual corporatisation and then collapse of the industry of "recorded music". To a large extent the performance side of music has remained unchanged. For a period it may have become subservient to the recording side where artists "toured" an album, but a lot of what went on was due to artists patronage from the respective recording rights holders.