It was only a matter of time, but the fine folks at Killer-X and PSP-Dev have finally managed to get homebrew and emulation code running on PSPs with the version 1.5 firmware. Until now, would-be hackers would have to quickly swap Memory Sticks out of the PSP, increasing a chance that you could damage your rather expensive storage cards.  This latest exploit allows everything to run from a single card, making this sort of grey-area gameplay open to far more people. If you’re running the 1.51 or 1.52 firmware versions on your PSP, you’re still out of luck until Sony’s digital signature is cracked, or some other loophole is found (like downgrading the firmware).

Read More | PSP Hacker