I've spoken with David O. on the phone and he seems fine to me. Also, I've never run across any red flags indicating that money spent at AutopiaCC might end up going to causes I won't support.
I know you can't really *know* somebody based on some phone calls, but hey...David O. always came across OK and I'm not exactly the easiest guy to make a positive impression on
When it comes to the user-friendliness of discounts, the old "looking a gift horse in the mouth" comes to mind