we don't know if it's a permanent redirect, since it's been stated in this thread the redirect May be altered (removed) on occasion
Under what circumstances would a human webmaster know beyond the shadow of a doubt that a redirect will never under any circumstances be undone?
Why on Earth do people Insist on arguing with me when they're wrong?!
I think it's called the Troll Effect. The more loudly and frequently someone declares I Am Right And You Are Wrong, the more people rush to take issue. This phenomenon is not restricted to internet forum behavior.