That's the problem. People create the account once to post a comment and don't think about it anymore. Since every site asks for a user/pass, people re-use the

That's the problem. People create the account once to post a comment and don't think about it anymore. Since every site asks for a user/pass, people re-use their passwords, escalating the problem of a compromise. If openid was a bit more easy to use for the end-user, this wouldn't be an issue...