PSP Developer neur0n just released a new revision of his Custom Firmware 6.37 ME & 6.35 Custom!
This Custom Firmware is only for PSP2000 with Datacode 8B or lower!
Download: 6.37 ME-6v6/v17:
-- Added Flash1 & Flash2 format option in RecoveryMenu.
-- Fixed bug in vshmenu.
Download: 6.35 Custom v17