Commercial caves do serve many purposes.
If caves are found to be easily accessable to the public they would have to be sealed to protect the public from themselves because you know how most people are. The states must close them off to everyone or take some sort of precaution which equals commercial caves. Though I agree that , like most things, that caves would be better left as natural as possible I think we unfortunatley must resign ourselves to the reality of things. The states must close them off to everyone or take some sort of precaution which equals commercial caves.