How very sad those quotes are.
The trouble is that the music business is just that - a business. Always has been and always will be and it's almost enevitable that singer/songwriters are exploited. Having said that, I think that the artistes are far more in control of things nowadays. There's the internet for one thing and also I think they've learned from all the horror stories of the past.
I wouldn't blame Joe Boyd because he was just doing the same as anyone else would have done in his position.
As I've said before...if I'd been aware of Nick Drake way back then, I would have bought his albums. Didn't hear them so didn't buy them
Don't know who is to blame...Nick Drake was a sensitive soul and wouldn't 'play the game' so it's probably six of one and half a dozen of the other