Seems like there's at least a few different types of vinyl “collectors” around these days.differences between New and Used collecting and thoughts about it. : r/vinyl
Collector's Edition [Madacy Two Disc] by Engelbert Humperdinck (Vocal) (CD, 1999, 2 Discs, Madacy) for sale online
I thought that grading the condition of music CDs would be easy. : r/ Cd_collectors
What are CD's made of? What are their main characteristics? - Quora
Rate my collection : r/vinyl
Why I started listening to CDs again in the age of streaming
Small cd collection is going well : r/Cd_collectors
cd grading Steve Hoffman Music Forums
2007 New Elvis Releases; All the news - Elvis Information Network
Your CD collection is slowly rotting away
2007 New Elvis Releases; All the news - Elvis Information Network