It just appeared in my app library. I noticed it yesterday.
Lkmiller, I have the app working sometimes and sometimes not. I'd mentioned it on the Free Books Buddy App list because I thought people might like it.
However, yesterday night it was missing. Today, it's showing again - http://www.barnesandnoble.com/w/pinterest-pinterest/1114941121?ean=2940147113165&itm=1