JCPenney's and Overstock had been previously investigated by the New York Times for their link building methods. The Friday prior to Mother's Day, the New York Times reported on the flower industry and linkbuying.
In a nutshell, what they found is that whilst JCPenney wasn't the clear winner in terms of volume and quality of links, it was a close second to Sears in terms of it's overall link building strategy.
In an attempt to spur on the wild horses that has become the JCPenney debacle - namely mainstream brands getting outed for buyinglinks - Blekko have released a 'live link roll' (in the form of an embeddable widget that displays the latest...
Or have they discovered that writing stories about the search industry generates them lots of links - and links that seem to have some authority and higher Page Rank than the mass pages JCPenney was getting their from?