No, you haven't been "had"! Worthwhile information was exchanged. This is only because of an obsession of mine. I have a belief that every post on this forum should receive at least one reply. That is why I routinely go to "Advanced Search, and look for posts in the last month that received "At Most 0 replies", and try to answer as many as I can.
I don't think it was an April Fool's joke, since he asked the question twice at different times. There were a lot of other posts on that day, since the world did not come to a stop!