http://www.newscientist.com/article/mg21628875.500-cassette-tapes-are-the-future-of-big-data-storage.html Why not go all the way? /Flake Shellac 15.63% Congo Gum 6.51% Vinsol Resin 5.86% Carbon Black (low oil content) 2.61% Zinc Sterate 0.32% Whiting (CaCO3) 52.13% Aluminum Silicate 13.03% Flock (long fibre) 3.91%/ Kristjan