Super Audio CD Super Audio CD Super Audio CD (SACD) is a read-only optical disc for audio storage, introduced in 1999. It was developed jointly by Sony and Philips Electronics, and intended to be the successor to their Compact Disc (CD) format. While the SACD format can offer more channels (e.g. surround sound), and a longer playing time than CD, research published in 2007 found no significant difference in audio quality between SACD and standard CD at ordinary volume levels. Having made little impact in the consumer audio market, by 2007, SACD was deemed to be a failure by the press. A small
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