In 2010, things were somewhat different; once considered a public good, sharing books today can trigger an FBI investigation. The men were quietly working to solve a problem, identified by both as a barrier to book consumption in Russia. They were incredibly inconvenient to use, requiring users to wade through vast lists of categories and authors,” the men complained. Suitable technology to conveniently search for books, especially in large expanding libraries, had yet to arrive. In parallel, another important development was underway: mass digitization of all types of books and, crucially, improving availability online.