There was an issue with discs made by the PDO pressing plant in the UK between 89 and 93 - https://en.wikipedia.org/wiki/Compact_disc_bronzing
Basically only Microsoft at this point.
Piracy is a big part of it.
There was an issue with discs made by the PDO pressing plant in the UK between 89 and 93 - https://en.wikipedia.org/wiki/Compact_disc_bronzing