Talk:PPP

Anyone know the origin of PPP? All the other name brand methods out there have a definite provenance. --Ethan (talk) 01:53, 2 March 2013 (CST)
 * Not this one. Sorry.--Bob M (talk) 02:05, 2 March 2013 (CST)
 * I think some of our Methodology articles has this though.--Bob M (talk) 02:11, 2 March 2013 (CST)