On the USB flash drive, discard the folder inside the archive, insert the USB flash drive into the console, copy the file to your hard drive, go into the game and load the save.
To give you something to do, I didn’t go through it all.
Reputation: Especially dangerous
Infamous: Save Game (95%, Wanted, 51 Upgrade) [PS3] Free Download
Shards collected: 131 of 305.
Features and upgrades: 51
Caches: 22 of 29.