Read all about it Our little duct taped gasoline price sign below is an absolute gem, warts and all. But as it turns out, duct tape isn't good for warts after all. Not only that, this issue has been studied twice. I'd really like to know how this ever came up. At the big grant approval agency in the sky, someone actually went before some board up there and said, "We'd like to study whether warts can be eliminated with duct tape." To which the board replied, "Brilliant! Here's two trillion dollars. What a brilliant idea! This must be studied, and the sooner, the better!"