Here's a review of DVDOiSCAN VP 50 from some English dude.
http://www.avsforum.com/avs-vb/showthread.php?t=724723&highlight=crystillo+ii
I have to agree with VK here. Faroudja's processors were king of all processors at one time, but now we have others in this game and they are better and cheaper then Faroudja's . I am using a Crystillo II with my Sim2 C3X and I am happy with it.