Apple Makes It Easier for Self-Published Authors to Sell Ebooks in the iBookstore

Apple's in an interesting position with the iBookstore, one it's never had in its years of successful content platforms: it has competitors. iTunes, both in music and video, was a pioneer; every other service, from Rhapsody to Napster to Zune, chased iTunes. But there's another giant in the ebook world, and its name is Amazon. And not only does Amazon have 80% of the ebook market, its store is available on Apple's own iPad.

The news that Barnes & Noble is also entering the iPad App Store,