The best stories of the week from across the web on e-books and self-publishing.
1. Why is an e-book ever riddled with typos? (The Verge)
2. Penguin Random House aims to attack digital, emerging e-books markets (paidContent)
3. E-readers grapple with a future on the shelf (Reuters)
4. E-books finally get traction in Japan (Business Week)
5. Barnes & Noble inks video deals in time for Nook HD, HD+ release (CNET)