Well, I disagree. If they come here and market themselves, not paying for it, they should be prepared to answer questions here too, in public.
Well, you are acting like an arrogant, self-entitled jerk. They can be on a boat, on holiday, etc., and you can always get better treatment from others by being nice. I often contact vendors or service providers on SB directly in PM or email and get all the information I need from them and more, without me having to turn into a prick.