Green Book (CD standard) Green Book (CD standard) The "Green Book", formally known as the "CD-i Full Functional Specification", is a CD standard announced in 1986 by Philips and Sony that defines the format for interactive, multimedia compact discs designed for CD-i players. The standard was originally not freely available and had to be licensed from Philips. However, the 1994 version of the standard was eventually made available free by Philips. CD-i discs conform to the "Red Book" specification of audio CDs (CD-DA). Tracks on a CD-i's program area can be CD-DA tracks or CD-i tracks, but the first track must always be a
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