Philips CD-i console, also known as Green Book, which was co-developed by Philips and Sony. In addition to games, educational and multimedia reference titles were produced, such as interactive encyclopedias and museum tours, which were popular before public Internet access was widespread. The CD-i was also one of the earliest game systems to implement Internet features, including subscriptions, web browsing, downloading, e-mail, and online play. This was facilitated by the use of an additional hardware modem and "CD-Online" disc (renamed Web-i in the US), which Philips initially released in Britain in 1995 for $150 US. Development of the CD-i format began in
Philips CD-i Console lineup. Games that were most heavily criticized include "Hotel Mario", "", "", and "Zelda's Adventure". EGM's Seanbaby rated "The Wand of Gamelon" as one of the worst video games of all time. However, "" was positively received by critics, and has often been held up as the standout title for the CD-i. In October 1994 Philips claimed an installed base of 1 million units for the CD-i. In 1996, the Wall Street Journal reported that total US sales amounted to 400,000 units. Philips CD-i The Philips CD-i (an abbreviation of Compact Disc Interactive) is an interactive multimedia CD player