Copy it to the root of the USB keydrive as well, remove the drive, and plug it into the PS3. Next, make a DVD of the Fedora Core 5 ISO file. Use the slowest speed possible for the DVD burning software ...
The PS3 has been out for almost two years now, so it’s sorta odd to see a Popular Mechanics article explaining, in painful detail, how to install Linux on the system. But lo and behold, here we are.