His latest attack is spelled out in a new book called The Master Switch: The Rise and Fall of Information Empires.

FORBES: Focus

Much of this will be used for activities such as social networking websites, but there were also signs of a switch to the screen for other types of reading, such as fiction, news and information.

BBC: Young people 'prefer to read on screen'

Too much information can cover all sorts of things, for people do just switch off if you tell them too much.

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Doubling your screen real estate is a great way of getting the most out of the information that your computer's giving you without having to switch back and forth between pages on a smaller, single-screen setup.

CNN: How to squeeze the most from your computer

In one seminal study in 2005, the University of California at Irvine informatics professor Gloria Mark found that information workers on average switch tasks every three minutes.

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