a new 3D engine for the psp has been made for free use, and a new demo has been released today, which is absolutely incredible
heres some info from the site at http://www.ltestudios.com
"""""""""""""""""""""""""""""""""""""
"Features:
3D Engine
Mixed 2D + 3D
Powerful and customizable 2D GUI
Character animation system
Particle effects
Billboards
Dynamic Lights
Powerful 2D with alpha, blend, etc..
Six image formats supported
Eight mesh formats supported
Fonts support
Collision and physics integrated
Powerful terrain system
and much more ...
LTE 3D Engine is developed by SiberianSTAR (siberianstar@hotmail.it) and Ky@ (superberta@gmail.com)
LTE Editor is developed by Ky@ (superberta@gmail.com)
Special thanks goes to Jeremy Fitzhardinge for his PSPGL (http://www.goop.org/psp/gl) and for helping me, and to PSMonkey."
"""""""""""""""""""""""""""""""""""""""
from the credits it would seem this is the new engine psmonkey is planning for his projects such as IRIS, the demo certaianly looks that way anyway