I don't believe it is a futile discussion. It's because of discussions like these that I woke up to more than TTATT. I woke up to The Truth About Theism.
And my life is much more peaceful, satisfying, fulfilling and vibrant due to waking up.
I refuse to trade one form of slavery for another. I am a moral person because I want to be, not because I want to please some guy in the sky that might destroy or torture me if I mess up.