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Today's smartphones are vastly more powerful than many room-sized computers built in the mid-20th century.
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Modern computer processors contain billions of transistors, compared to the few thousand found in early integrated circuits.
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The broadband
By the early 2000s, broadband internet enabled computers to stream media, make video calls, and access cloud-based services.
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The invention of the World Wide Web by Tim Berners-Lee in 1989 transformed computers into powerful tools for global communication.
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Popularity of Laptop
Laptop computers became increasingly common in the late 1980s and early 1990s as hardware became more compact.
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Graphical User Interface
The graphical user interface (GUI), featuring windows and icons, became widely popular during the 1980s, making computers easier for non-experts to use.
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IBM Personal Computer
In 1981, IBM launched the IBM Personal Computer (IBM PC), helping establish a standard architecture for personal computers.
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The Apple I
In 1976, Apple introduced the Apple I, one of the earliest personal computers sold as a fully assembled circuit board.
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First personal computer
The first commercially successful personal computers appeared during the 1970s, bringing computing into homes and small businesses.
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First Computer Mouse
The first computer mouse was invented by Douglas Engelbart in the 1960s and publicly demonstrated in 1968.
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In 1965, Gordon Moore observed that the number of transistors on a chip would roughly double every two years, a prediction known as Moore's Law.
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First Integrated circuit
In 1958, Jack Kilby demonstrated the first practical integrated circuit, laying the foundation for modern computer chips.
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The first hard drive weighed over one ton, yet stored less data than a single modern smartphone photo collection.
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The first commercially available hard disk drive was introduced by IBM in 1956 and stored about 5 megabytes of data.
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smaller, faster, cheaper computers
Transistors made computers smaller, faster, cheaper, and more reliable than previous generations.
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Invention of the Transistor
In 1947, the invention of the transistor replaced bulky vacuum tubes and revolutionized computer design.
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