I recently added a couple of constants to some project. One of my teammates said it wasn't a good idea, because we could have hundreds of similar constants even

I recently added a couple of constants to some project. One of my teammates said it wasn't a good idea, because we could have hundreds of similar constants eventually. Those constants represent the markets supported by that app. By the time the app supports even a few dozen markets, every engineer involved will have exercised their stock options and left.