There is a clear and very simple harm in: This thing can operate in various fashions. Unmodified it works like this, modified it works in another way. Leave it

There is a clear and very simple harm in: This thing can operate in various fashions. Unmodified it works like this, modified it works in another way. Leave it as is and there's the option for both at any point. Make the decision now and one of the options is forever gone.