Ann Arbor, Mich. — Borders announced that it has expanded its partnership with Kobo, the maker of an e-reader that at $129.99 is about $10 to $20 less than the Kindle and Nook, respectively. The new partnership, according to Borders, with give customers access to new state-of-the-art free e-reading apps and e-reading technology; access to over 2.3 million books, newspapers and magazines; and a unique, industry-first social reading experience, positioning Borders as a strong competitor in the digital space.