The best stories of the week from across the web on e-books and self-publishing

1. Are e-reader companies expanding too fast? (Good eReader)

2. Kindle Fire users read more newspapers and magazines than iPad users (TNW)

3. E-books expand their potential with serialized fiction (Media Decoder)

4. Humble e-book bundle raises more than $888,500 (GalleyCat)

5. Amazon Whispercast just made it way easier to put Kindles in schools (VentureBeat)