"It doesn't do you any good to know about it in advance" sounds like another way of saying "Their fate is horrible and we want you to go in blind so when you're forced to do it you can't blame us for it cause you also did it."
Exactly!
"It doesn't do you any good to know about it in advance" sounds like another way of saying "Their fate is horrible and we want you to go in blind so when you're forced to do it you can't blame us for it cause you also did it."