There are thousands of online retailers that sell e-books and only a small handful that have adopted the unlimited subscription model. When it comes to rentals, the only digital editions that are currently available are textbooks. A small German startup called Readfy is hoping that customers are willing to rent an e-book for 0.99 euros and 4.99 euros, saving between 30% and … [Read more...] about Would you Rent an e-book? Readfy Hopes So