I prefer to know the facts, not the chances. Why not let him make the clarification himself? Do you have a problem with me finding out his reason? For all I, or you, know he is one of the many atheist that are regular posters here.
If I were that poster I would not reply. If someone questions my motives in a case of an obvious [to me, anyway] typo I would just give it a pass. I extend the benefit of the doubt to my fellow conservatives here on FR. I don’t believe that expecting the same in return is asking too much.