App of the Day ALBUQUERQUE, N.M. (WHAT THE TECH?) — Library fans are probably already familiar with “Libby,” a smartphone app that allows you to check out books from your local library.

GARFIELD HEIGHTS, Ohio — In 1982, long before the Libby app, the Amazon Kindle, or even the World Wide Web, Steve Potash was forging ahead on the future of e-books — and finding a solution to ...