PSP Custom Firmware 6.39 ME-8 Beta 2 for PSP Go
Backing up his promise to PSP Go owners, Neur0n has released Custom Firmware 6.39 ME-8 for PSP Go owners (05g). This has all the features of PSP Custom Firmware 6.39 ME-8 and this release is a beta 2 which fixed the UMD video cache issue. Originally this CFW was only intended for up to PSP Slim TA-088v2′s/ However the custom firmware ME has progress to the state Nuer0n was able to port it over to the Go.
Source: Neur0n’s twitter account