This forum was moved to another machine and updated to a recent version. If you are unable to login please delete your browser cookies and cache and restart your browser.A New Chapter for MagicMirror: The Community Takes the Lead Read the statement by Michael Teeuw here.
I think it would be extremely difficult to remove the back paint and primer without damaging the silvering (mirror coating). However, I do wish you the best of luck and please keep us updated. Pictures would be great too.