That's absolutely right, and I will NOT stop until you refund my 0.10 btc which you simply STOLE from me. Outright theft.
I'm preparing to make an announcement about your scam service to all users of my websites, email lists, etc. Also, I'm going to invest some time and energy to ensure that you are exposed as a fraud and ripoff.
You cannot simply play judge jury and executioner because you own a site.
I'm pretty sure that's exactly what they can do, seeing as it's obvious you're the untrustworthy guy in this discussion.
You got a perfectly reasonable response from the site owners. Did you even bother to read their user agreement?