ID3 vTOPE NPRTCOM Seth StevensonTALB Day to DayTIT2 / Slate's Ad Report Card: The End of 'Priceless'TCOP 2006TRCK 11TCON COMM ! nprComment Slate contributor Seth Stevenson offers his take on what seems like the last breath of MasterCard's successful "Priceless" ad campaign, which has lasted nine years and spawned about 160 separate broadcast commercials. The new ad asks for viewers to fill in the blanks.TPE1 NPRTYER 2006 P , j?' 8 0 p@@ Q <&NO @s? c.;``4 \diσ@bC8TB6bn ]U唇ԹԥyAj]Y= VX2`js̖PaWwų[^e׆P0 CI>%+0 _e 7:lh;̷۫inM2#e