Back to inflation, the less volatile core reading, which excludes food and energy, gained 0.2% in February, in line with expectations.

FORBES: Rising Gas Prices Fuel Inflation As Headline CPI Hits Highest Level In More Than Three Years

Headline PPI slid 0.1% last month on lower food and energy costs, while the less volatile core measure surprised analysts jumping 0.3%.

FORBES: PPI Shows Easing Pent Up Inflation, Giving Bernanke More Room

But as the capability matured, it became more prevalent and therefore less of a core differentiator.

FORBES: A New Era -- the Era of the Customer