"PXUPA success is dependent on PPX success" WRONG, see the real reasons why at How PXUPA saved PPX http://www.paperlinx-sux.com/2011/12/how-pxupa-saved-ppx.html
I've probably forgotten more about PPX & PXUPA than many will ever know, and yes I know every clause of the SPS Trust.
For some facts and figures try
DISMAL FACTS of PaperlinX - http://www.paperlinx-sux.com/2011/12/dismal-facts-of-paperlinx.html