Half Byte Loader Beta 1.1 has been updated and release to the homebrew community as a Beta version which is now in version 1.1 according to the developer team who release it . Half Byte Loader Beta 1.1 should be a bit more stable the past Half Byte Loader version which of course was 1.1 . For those of you who do not know what is Half Byte Loader Beta 1.1 , Is a PSP Exploit that was leak a fe days ago by a team member that will help users who own a PSP of any version including the PSPGo version a chance to run certain homebrew that was made for the Half Byte Loader exploit . Half Byte Loader is under development by a team of PSP homebrews developer . More informtion about this could be found here http://code.google.com/p/valentine-hbl/

This is what the developer team had to say about Half Byte Loader Beta 1.1

What is HB Loader?
HB Loader is a project to build an easy to port user-mode homebrew loader for game exploits.

Why HB Loader?
To allow users with yet unhackable PSPs to experience the homebrew scene.

Does this load ISO/CSO?
No, doubt will ever be.

Does this allow me to use emulators?
Not yet, but I hope it will soon.

Does this allow me to downgrade?
Does whis allow full HEN/CFW?
Does this allow kernel acces?
No, will never be.