Blue Book (CD standard) file system may also be included for compatibility with Mac OS computers. The mandatory files and directories include an autorun.inf file compatible with the Windows 95 AutoRun feature; a CDPLUS and a PICTURES directories; and an optional DATA directory. The term "enhanced CD" is also an umbrella term and a certification mark used to refer to different CD formats that support audio and data content, including mixed mode CDs, CD-i and CD-i Ready. Blue Book (CD standard) The Blue Book is a compact disc standard developed in 1995 by Philips and Sony. It defines the Enhanced Music CD format (E-CD,
Varuna's Forces to do so. "Varuna's Forces" was being created by the same company who previously developed titles for the Philips CD-i based on both "The Joker's Wild" and "Jeopardy!" TV game shows. It also stars Michael Clarke Duncan in one of his first video game roles along with "Panic in the Park", among other actors that were involved in the production of the project prior to its cancellation. Though the Jaguar CD version was slated to be published in late , it was never released along with the 3DO version due to discontinuation of both platforms. The Saturn version was slated