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  Alan Turing develops the concept of a theoretical computing machine. It is important because that is when the concept of computer machine was made.
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  Konrad Zuse creates the Z1 Computer a binary digital computer using punch tape. It is important because it was when the Z1 computer was made.
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  George Stibitz develops the Complex Number Calculator - a foundation for digital computers. It is important because it is when the first calculator was made.
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  Seymour Cray develops the CDC 7600, the first supercomputer. It is important because it was when the first supercomputer was invented.
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  E-mail was invented by Ray Tomlinson. It is important because it is when e-mail was invented.
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  Apple Computers was founded Steve Wozniak and Steve Jobs. It is important because it is when the new generation of technology started.
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  Apple Computer’s Apple II, the first personal computer with color graphics, is demonstrated. It is important becasue it was when the first personal computers was invented.
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  The Nintendo Entertainment System makes its debut. It is important because it was when the first nintendo was presented.
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  Tim Berners-Lee and Robert Cailliau propose a 'hypertext' system starting the modern Internet. It is important because it is when the internet started.
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  Google is founded by Sergey Brin and Larry Page on September 7, 1998. It is important because it is when Google was invented.