Not sure if you had the same problem I did. I also replied on the blog, selected "use my Google Account" to reply, but it never actually asked to authenticate

Not sure if you had the same problem I did. I also replied on the blog, selected "use my Google Account" to reply, but it never actually asked to authenticate me, and my response ended up being attributed to 'Unknown'. Regardless, I agree that the author has misconstrued the intent. Flagging.