The prize for ultimate inefficiency goes to America. We have built in so many checks and balances that our 'leaders' are the most thoroughly hogtied of any on Earth.

A blowtorch is a wonderful thing. You can get one of those for about 25 bucks at Home Depot. And there's a ton of things that you can use a blowtorch for, in browning a steak or touching up the browning of a chicken or making creme brulee.

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.

Computing has gone from something tiny and specialized to something that affects every walk of life. It doesn't make sense anymore to think of it as just one discipline. I expect to see separate departments of user interface, for example, to start emerging at universities.

Don't let the secret recipe die with the inventor.

Suppose that 'Unsolved Mysteries' called you with news of a long-lost identical twin. Would that suddenly make you less of a person, less of an individual? It is hard to see how. So, why would a clone be different? Your clone would be raised in a different era by different people - like the lost identical twin, only younger than you.

If you have two steaks, one that's an inch thick, one that's 2 inches thick, how much longer does the thicker one need to cook? It's four times as long. It goes roughly like the square. How come cookbooks don't tell you that?