Why that? People write a lot of experimental code. There is nothing wrong with that. One could remove them from the list, but the state is documented and you ca

Why that? People write a lot of experimental code. There is nothing wrong with that. One could remove them from the list, but the state is documented and you can choose to use them or not. Note also that the language does not change too much, so relatively old libraries might still work - the surrounding platform changes faster and is probably more of the actual limitation.