Soundlogic, I refer you to these two threads for comments (mine and others, particularly Zaiksman's) comparing the EP to the PPP:
http://forum.audiogon.com/cgi-bin/fr.pl?aamps&1170713177&openfrom&1&4#1
http://forum.audiogon.com/cgi-bin/fr.pl?htech&1169675790&openusid&zzNsgarch&4&5#Nsgarch
http://forum.audiogon.com/cgi-bin/fr.pl?aamps&1170713177&openfrom&1&4#1
http://forum.audiogon.com/cgi-bin/fr.pl?htech&1169675790&openusid&zzNsgarch&4&5#Nsgarch