If you don't have anything to catch people's interest for some time there's not much reason to add modding support. Modding support is another area of X things

If you don't have anything to catch people's interest for some time there's not much reason to add modding support. Modding support is another area of X things you need to add, change, debug, test, adapt to feedback. And without a game in the first place nobody will even look at your modding tools.