On 8/20/05, Mike Jewell <mj405@xxxxxxxxxxxxxx> wrote: > If it is possible to put this info directly on the CD, why wouldn't > everyone do it? In a production environment (or even onesy-twosy) is > seems like it would be trivial once you figured it out and had the write > hardware. So what if most players couldn't read it. If it cost nothing > to add it, what's to be lost? > Most don't do it because it's not part of the official Red Book spec. CD-Text requires 96 bytes of sub-channel data per sector while the official spec is for 16 bytes of sub-channel per sector. It's a matter of keeping the CD backward compatible for old CD players.