Yeah but on the recent episode, where Jiwon makes a visit, he points out to the group that they're too compliant. He explains that S1's cast didn't just accept what the PD said and would protest, challenge and try to negotiate as much as possible. Where as, S3's cast will maybe moan and groan a little bit and just end up doing what the PD instructed. In my opinion, Jiwon's observation is correct.