but it was used in many places, so the rule of three applies. Personally, I would have kept the code that he wrote and made something that handled the special

but it was used in many places, so the rule of three applies. Personally, I would have kept the code that he wrote and made something that handled the special cases you are talking about. Everything should be replaceable, not extendable. Now if the special cases change, my code can be thrown away without changing the data feed code.