Ah! I forgot the average age thing! My average age of accounts is 15 years (due to SL's) so not sure about the extent of the impact. But thanks for that tidbit. I had forgotten it. I know the new cards help with my util and mix, so I'm just going to stick to plan and let it all age a bit.
7/11/08: EQ: 635, TU: 658, EX: 607
10/10: TU 634, EQ 626, Ex 626
9/14/2012: TU 622, EQ 660
10/16/2012: TU 731, EQ 706 - finally on my way!