One thing that HAS changed is that, for better or worse, they each have more solo experience under their belts. 케이시는 솔로 앨범을 다섯 장이나 냈고 거의 혼자서 모든 일을 해왔기 때문에 조금 힘들었다고 털어놓습니다. It was fine but I had to switch into a more collaborative mode.