Combining both the ancestral and the ACL system was botched. Both are good on their own. The hybrid model is complex and hard to manage, even though it can tec

Combining both the ancestral and the ACL system was botched. Both are good on their own. The hybrid model is complex and hard to manage, even though it can technically fulfill most requirements you can think of. It's a real shame because it means ACL usage is not going to take off anywhere soon.