found this straight from sonys european website
there are actual pics in the link sorry if some1 already posted this i posted this to prove go messenger will be on PHAT psp!!!!!!:)Find out what features are contained in PSP system software version 3.90.
An update to the PSP system software was released on January 30, 2008. If you update your PSP system, the system software version will be 3.90 and the following features will be updated.
Main features updated in version 3.90
[Go!Messenger] has been added as a feature under Network*. Available soon on PSP.
* This feature is compatible with PSP-1000 series and PSP-2000 series.
[Skype*] has been added.**
** This feature is compatible with PSP-2000 series only.
Support for PLAYSTATION Network titles has been expanded.
I hope it not europe only that would suck :Argh: