Eric HellmanBy Brian Howard A few weeks ago, crowdfunding platform Unglue.it announced the release of its first e-book, Oral Literature in Africa, via Cambridge's Open Book Publishers. While the scholarly tome by Ruth H. Finnegan likely didn’t set the publishing world ablaze upon its initial publication in 1970, and its e-book release in 2012 didn’t unseat any bestsellers, its return to "print” after more than a decade is cause for celebration. More good books in the public domain is always a good thing. This is the raison d’etre of Unglue.it, a small company that seeks to reward rights holders who make their works available as e-books...