Want their cake and to eat it
They'll never be satisfied. They already got the copyright term limits raised so that they can continue to profit off their music half a century after its release or 70 years after its creation.
Then there's the "we sold our music to a record company for £250,000 but we don't make any money from sales" whingers. They weren't complaining when they got a £250,000 cheque were they?
It seems that for the performing arts, the more successful you get the more entitled you believe you are.