In Edwards v. Atterberry, 2019 IL 123370, Kenin Edwards was convicted of violating an arcane statute, the Timber Buyers Licensing Act (225 ILCS 735/10). Prior to sentencing, he tried to challenge the charges by invoking an equally obscure procedural mechanism, a complaint for a writ of prohibition. Edwards also asked Illinois’ high court to exercise its supervisory authority.He did not succeed.The Edwards court’s …