Politics aside. Amazon shouldn't be signing up to a private service monitoring posts and removing a site because a good enough moderation system wasn't in pla

Politics aside. Amazon shouldn't be signing up to a private service monitoring posts and removing a site because a good enough moderation system wasn't in place? They sell disk space and bandwidth and possiblity ram. If all that Amazon is hosting is an encripted blobs I can't see how they would know what internal content they provide without spying (making an account/recording posts).