What the article has not mentioned (may be not big in UK, since this is from wired.co.uk) is that they also own Linkshare, one of the biggest affiliate networks

What the article has not mentioned (may be not big in UK, since this is from wired.co.uk) is that they also own Linkshare, one of the biggest affiliate networks. On its own owning Linkshare is impressive, but combined with Pinterest, you can see the impact of it on online affiliate-driven commerce.