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,
Philips CD-i Media BV, to French publisher Infogrames in 1997. Dutch eurodance duo 2 Unlimited released a CD-i compilation album in 1994 called "Beyond Limits" which contains standard CD tracks as well as CD-i-exclusive media on the disc. A large number of full motion video titles such as "Dragon's Lair" and "Mad Dog McCree" appeared on the system. One of these, "", is considered one of the stronger CD-i titles and was later ported to PC. The February 1994 issue of "Electronic Gaming Monthly" remarked that the CD-i's full motion video capabilities were its strongest point, and that nearly all of its