For the semiconductor industry, what started out as a cute description of a technology trend has become something like a force of nature. It's called Moore's Law. In fact, it's not a law at all, but a rule of thumb that Silicon Valley pioneer Gordon Moore cooked up back in the 1960s. Moore, co-founder of Intel, noticed that the number of transistors being packed into integrated circuits was doubling every year, and he predicted this trend would continue.

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