The Justice Department accused Apple in April of colluding with five publishers to boost e-book prices in early 2010, as the Silicon Valley giant was launching its popular iPad tablet.

His initial feeling was that it was just a mistake, but he found that he was, in fact, caught up in an automated fight between Amazon and Apple.

New companies like Aerbook and Vook are creating authoring platforms that assume rich media is part of the narrative, and can output apps as easily as ebooks. Today's story might be a game that is “read” with others through network consoles connected ...

Devices such as eBook readers, smoke alarms, commercial display units, mobile phones, and ultimately laptops and tablets, could all make use of the technology, Hertberg said, reducing the need for them to recharge or replace batteries.