Not at all. I would think the Churches would welcome such validation. After all, if you guys all insist YOUR church is the true path to heaven, and all the other churches are false and leading their followers to Hell, then you would all welcome a method to weed out the false doctrines.
Except, of course, every last one of them knows God won't catch them on the way down.
Yes, it's kind of hard to take you seriously when you don't follow all those other rules in the Bible, because "that's the old testament" or "that was for those times", but you insist that you have to absolutely discriminate against gay people because God says so.
You can't insist that you don't have to stone your neighbors for working on the Sabbath, or burn that hippy Wiccan Chick, or own a slave like the Bible tells you to, but man, God still hates those homos just like I do.
If he wanted to be "left alone", he shouldn't have opened a shop that said "Cakes for Sale".
Watching Homophobes twist in the wind. At least the other homophobes are being honest here.