Does God really exist?" wouldn't be pointless at all. Rather, it would be the first step in an objective and meaningful search for ultimate truth. Our willingness to ask the question with an open mind is fundamental to our ability to discover the truth behind the answer. So first of all, before you even ask the question, decide whether or not you're really willing to accept the answer. - If God does exist, has He revealed Himself? And if He has revealed Himself, surely He exists...
Based upon your comments to your answers, you don't seem to be wanting to encourage an open discussion, but rahter, you want someone to validate your own views. But that's just my observation.