"I have got a card and it's very useful and I don't believe anyone has surveilled anything about me. Unfortunately, nobody is getting their money back. I'm thinking of suing them, but it might cost me more than £30."
Well David, apart from the fact that you probably don't notice the whole incraese in CCTVs and the like in our society, maybe we should be suing you.
For all the millions that you and your dictatorial scheme has cost us.