I don't understand the question. The region is free. You never have to pay for the region. But, while other people can access it, you only access it yourself for six hours -- that's why there's an asterisk after the word "free." In the article, I listed some ways such a region could be useful.
In any case, anybody who wants to do their own stats can go do them. Or, better yet, stop obsessing over this! Go build something!