This article cuts through the noise. We will explore what CHD files are, why they are superior for PSX emulation, how to verify their integrity, and where the ethical lines are drawn regarding digital preservation.
Redump + self-converted CHD is the modern standard. Legacy Trurip sets are fine but may not contain the latest disc revisions.
When we talk about CHD PSX ROMs, we mean files that cryptographically match known, perfect dumps from the Redump or TOSEC (The Old School Emulation Center) databases.