The ability to enjoy titles from the PlayStation 2 (PS2) library on the PlayStation 3 (PS3) console was a desirable feature for many gamers. This capability provided access to a vast catalog of games from a previous generation without requiring a separate console. However, not all PS3 models offered this feature.
This backwards compatibility offered significant value, preserving and extending the lifespan of a substantial software library. It allowed consumers to avoid repurchasing games they already owned and offered a cost-effective way to experience classic titles on newer hardware. The inclusion of this functionality was a selling point for early PS3 models, attracting a wider customer base.