Proponents argue that physical PS4 discs degrade (disc rot). PSN digital stores will eventually shut down (as seen with the PS3/Vita store scares). When that happens, where will the games go? "Archives" ensure that P.T. , Driveclub , and other delisted titles survive forever.

The legality of ROMs and emulation is a complex and debated topic. In the United States, the Copyright Act of 1976 and the Digital Millennium Copyright Act (DMCA) of 1998 provide a framework for copyright protection and digital rights management. However, the application of these laws to ROMs and emulation is unclear, and several high-profile cases have set conflicting precedents.

Use an external HDD or USB drive formatted to exFAT .

: Preservationists argue that archives are necessary because digital storefronts eventually close. For example, Sony is expected to limit PS4 support starting in early 2026, which often triggers a rush to archive titles before they become "abandonware." Technical Realities of PS4 Emulation