Oh, I know that wildcard subdomains are valid, but it's simply not possible for people to type these subdomains (http://jsbin.com/upamof/edit#html,live http://j

Oh, I know that wildcard subdomains are valid, but it's simply not possible for people to type these subdomains (http://jsbin.com/upamof/edit#html,live http://jsbin.com/upamof/edit#html,live) by accident. My opinion is that they're trying to use technically-allowable but questionable methods to bypass the fact that people are 'blocking' them from search results.