Suppose that every prospective parent in the world stopped having children naturally, and instead produced clones of themselves. What would the world be like in another 20 or 30 years? The answer is: much like today. Cloning would only copy the genetic aspects of people who are already here.

Software-industry battles are fought by highly paid and out-of-shape nerds furiously pounding computer keyboards while they guzzle diet Coke. The stakes aren't very dramatic. Life? Liberty? The pursuit of happiness? Nope, it's about stock options.

Business is war! Its leaders are strategic commanders, who boldly snatch victory from the jaws of defeat - and who perform other acts of derring-do. This kind of talk sounds great in the boardroom, and, for that matter, in the bookstore, where dozens of authors counsel would-be corporate warriors.

We're more familiar with what economists call an English auction - prices start low and rise as people bid. However, there is also the Dutch auction, where prices start high and go lower until somebody bites. Movies are sold to the audience via a very slow Dutch auction, where each phase between price drops can last weeks or months.

Ultimately, my Ph.D. is in mathematical physics, focusing on quantum field theory and curved space-time, and I worked with Stephen Hawking.

Economists want their discipline to be a science, and they have nailed down a few precepts, but many of their debates are still clouded by ideology.

The NeXT purchase is too little too late. The Apple of the past was an innovative company that used software and hardware technology together to redefine the way people experienced computing. That Apple is already dead. Very adroit moves might be able to save the brand name. A company with the letters A-P-P-L-E in its name might survive, but it won't be the Apple of yore.