The book, I think, like the map before it, like the clock, created or help create a revolution in the human mind in the way our habits of mind and ultimately the way we use our brains.

You can take a book to the beach without worrying about sand getting in its works. You can take it to bed without being nervous about it falling to the floor should you nod off. You can spill coffee on it. You can sit on it. You can put it down on a table, open to the page you're reading, and when you pick it up a few days later it will still be exactly as you left it. You never have to be concerned about plugging a book into an outlet or having its battery die.

By putting the means of production into the hands of the masses but withholding from those same masses any ownership over the product of their work, Web 2.0 provides an incredibly efficient mechanism to harvest the economic value of the free labor provided by the very, very many and concentrate it into the hands of the very, very few.

We become, neurologically, what we think."(33)

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.

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.

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.