Custom PSP 3.90 Firmware Out

It was only days ago that Sony announced the 3.90 firmware for it’s portable gaming system, and only days later crafty hackers have created a custom version of the firmware that support all the 3.90 goodies including Skype. To boot, you can also update your PSP to the custom firmware via the new network update available in the firmware. Yes, you no longer have to tether your PSP to your computer to get all any future custom firmware goodness.
