Important:

327 GiB of PSP scene release data - "PSP_UMD_PSN_SCENE_EU_USA_2005_2013":

magnet:?xt=urn:btih:7467f1550f54e678d9666fa4058cc4d40e35cef7&dn=PSP_UMD_PSN_SCENE_EU_USA_2005_2013&tr=udp%3A%2F%2Ftracker.openbittorrent.com%3A80&tr=udp%3A%2F%2Ftracker.opentrackr.org%3A1337%2Fannounce

It's a set of PlayStation Portable games: containing the data of their first releases to the Internet! Some scene releases (or "first releases") weren't P2P, but were shared via FTP or HTTP. Here's that data in P2P. It contains UMD and PSN data from these regions: Europe and USA.