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It was made up of 50 24-inch discs and could hold about 4.4 MB of data.
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It was invented in 1963 by Douglas Engelbart. It had two wheels positioned at 90-degree angle. The ball mouse was invented in 1972.
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Weight about 55 pounts.
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They were hand built by Steve Wozniak. The price was $666.66. Only 200 of them were built. In order to make the computer work, the buyer had to purchase power supply, a keyboard, and a display.
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The first commercial implementation of a laser printer didn’t happen until IBM released the IBM model 3800 in 1976
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Desgined by Bill Moggridge in 1979. It weight elevent pounds and cost $8,000-$10,000.
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PC = "Personal Computer"
It was made up of an Intell 8088 processor and a floppy disk. -
In 2004, IBM produced a laptop with an integrated fingerprint reader.
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