A wise and clear-eyed book, Future Hype challenges the conventional wisdom about technological change and provides a fresh perspective on our so-called computer age.

In popular books and articles, information technology writer Carr has worried over the ways that algorithms like those employed by Google are reshaping the ways we think.

I think, that after the arrival of the mechanical clock we see an explosion in scientific thinking and scientific discovery.

Today, no one would dispute that information technology has become the backbone of commerce. It underpins the operations of individual companies, ties together far-flung supply chains, and, increasingly, links businesses to the customers they serve. Hardly a dollar or a euro changes hands anymore without the aid of computer systems.

What I had thought were signs of a broken educational system - the seemingly random placement of commas, the spastic syntax, the obnoxious overuse of quotation marks, the goofy misspelling of 'Jouralism' - were actually signs of the New Instantaneousness. 'Instant Jouralists' cannot be concerned with punctuation and grammar and spelling. That stuff just 'slows you down.' To be an 'Instant Jouralist,' you have to write as if you were being pursued by a cheetah across the Serengeti.

What the Net does is shift the emphasis of our intelligence, away from what might be called a meditative or contemplative intelligence and more toward what might be called a utilitarian intelligence. The price of zipping among lots of bits of information is a loss of depth in our thinking.

The brain likes to be efficient and so even as its strengthening the pathways you're exercising, it's pulling - it's weakening the connections in other ways between the cells that supported old ways of thinking or working or behaving, or whatever that you're not exercising so much.