Copyright Act), some have devised clever ways of distributing descriptions of the DeCSS algorithm, such as through steganography, through various Internet protocols, on T-shirts and in dramatic readings, as MIDI files, as a haiku poem (DeCSS haiku), and even as a so-called illegal prime number. See also DVD Copy Control Association AACS encryption key controversy Illegal prime youtube-dl References Further reading Lawrence Lessig, The Future of Ideas, 2001, pp. 187–190, freely available here . External links DeCSS Central - Information about DVD, CSS, DeCSS, LiVid, the DVD CCA and MPAA and the various lawsuits surrounding DeCSS. EFF archive of information on the Bunner and Pavlovich DVD-CAA lawsuits 2600 News: DVD Industry Takes 2600 to Court Aftenposten: Prosecutors let DVD-Jon's victory stand The Openlaw DVD/DeCSS Forum Frequently Asked Questions (FAQ) List 42 ways to distribute DeCSS DeCSS Explained - A technical overview of the CSS decryption algorithm. DeCSS.c, The DeCSS source code 1999 software Cryptanalytic software Cryptography law Digital rights management circumvention software Compact Disc and DVD copy protection