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 It was a terrible game machine, and it was a terrible PC." The CD-i's various controllers were ranked the fifth worst video game controller by IGN editor Craig Harris. "PC World" ranked it as fourth on their list of "The 10 Worst Video Game Systems of All Time". Gamepro.com listed it as number four on their list of "The 10 Worst-Selling Consoles of All Time." In 2008, CNET listed the system on its list of the worst game console(s) ever. In 2007, GameTrailers ranked the Philips CD-i as the fourth worst console of all time in its Top 10 Worst