Got some more info via linkages:
The Guardian (UK): Amazon’s de-ranking is not just a glitch
AfterEllen.com – Amazon’s “Glitch” Myth Debunked
Google News search results for “Amazon Glitch”
Google News search results for “Amazon Rank”
The page for Butch Girls Can Fix Anything now has the book listed in the category of “Books” but nothing else. Whoo Hoo.
I feel better now.