Part 2. How Microchips are the PC’s Brain
“But what ... is it good for?” | ||
| --Engineer at the Advanced Computing Systems Division of IBM, 1968, commenting on the microchip | ||
THOMAS Edison in 1883 noticed that electrical current flowing through a light bulb’s filament could make the wire so hot that electrons boiled off, sailing through the vacuum inside the bulb to a metal plate that had a positive charge. Because Edison didn’t see any way the phenomenon ...
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