Pinterest

The behavior has been sleuthed out by a number of Pinterest users, but a post by digital marketer and blogger Josh Davis is the first to shine the brightest spotlight on the young companys questionable affiliate link-swapping actions.

The primary issue is not that Pinterest is making money a significant finding on its own, especially considering that the relationship between Pinterest and Skimlinks is mutually beneficial but that the company is doing so in a way that could be perceived as deceptive

Source: http://venturebeat.com/2012/02/07/pinterest-affiliate-links/