Pure Freaking Magic. Used by the computer elite when something is too cutting edge to be understood even in their own circles. (Coined by the boys at maximum3d.com.) Example: We understood the FSAA, but 8-layer single pass multi-texturing? That's just PFM.
PFM
Meaning of PFM in English
Slang English vocab. Английский сленговый словарь. 2012