The April 2010 CNI Conversations includes a recap of the CNI Spring 2010 Membership Meeting by CNI Executive Director Clifford Lynch and Associate Director Joan Lippincott. Cliff also discusses the recent announcement by the Library of Congress to archive the Twitter database, an event on sustainable digital preservation held in Washington, DC on April 1st, and the e-journals summits convened by the National Academies. Questions include state of e-books with the advent of the iPad.