reports that Pinterest is closing in on Facebook
appear to be a monumental exaggeration.
If you can't see the blue line in the graph above that represents Pinterest, you may have to squint. The blue hugs the ZERO value on the x-axis.
Google Trends does confirm that some recipe blogs are receiving proportionally important referrals from Pinterest
The recipe blogs/websites above appear to receive as much referral traffic from Pinterest as they from Facebook, despite Pinterest's much tinier presence on the internet.
Pinterest may be a boon for recipe blogs, but it's becoming clear that it's a bust for everything else.