I think the k-pop industry is good, but it also depends on the group or the entertainment-label. Yeah, sure it has it's bad sides, like for example the diets which most of the idols need to do.
The K-pop companies, especially the big 3, are strict to all their bands. Under stable, because they need to make them popular, and also they understand we waste huge money for their events. But companies such as BigHit they are mostly strict to rookies