That’s true, but they did already try it and it didn’t catch on. There’s a section about it on the Wikipedia page (“Copy protection”).
That section also mentions that Philips stated that these discs couldn’t have the CD logo on them. Since Philips was behind SACD, together with Sony, you’d think they wouldn’t have imposed that restriction on themselves if they had the choice.
I know GameCube discs had a sort of copy protection built in (don’t remember exactly how it worked, but it was pretty creative if I recall). I don’t think they had the CD logo on them though.
That’s true, but they did already try it and it didn’t catch on. There’s a section about it on the Wikipedia page (“Copy protection”).
That section also mentions that Philips stated that these discs couldn’t have the CD logo on them. Since Philips was behind SACD, together with Sony, you’d think they wouldn’t have imposed that restriction on themselves if they had the choice.
I know GameCube discs had a sort of copy protection built in (don’t remember exactly how it worked, but it was pretty creative if I recall). I don’t think they had the CD logo on them though.