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  Developed in Sumer between 2700-2300 BCE
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  Mechanical analog computer. Dated back to c. 100 BCE. Discovered in 1901.
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  In 1703, Gottfried Wilhelm Leibnitz developed logic in a mathematical sense. He made the ones and zeros represent true and false values.
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  Charles Babbage designed his Analytical Engine which is believed to be the first design of a modern computer.
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  In 1854, George Boole published his Boolean algebra.
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  Alan Turing and Alonzo Church introduced the formalization of an algorithm.
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  Alan Turing introduced the concept of his Turing Machine.
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  Zonrad Zuse developed the first functional program-controlled Turing-complete computer, the Z3.
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  In 1948, the first practical computer, the Manchester baby, was built.
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  The Whirlwind real-time computer was built at MIT.
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  FORTRAN, the first high-level programmin language development, began with the work of John Backus and his team at IBM.
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  Jack Kilby, of Texas Instruments, invented the integrated circuit.
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  ALGOL, the first structured programming language is released.
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  The programming language BASIC was devloped at Darmouth College.
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  Development of UNIX operating system began.
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  Hewlett-Packard released the first handheld scientific calculator.
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  Apple computer, Inc. was founded by Steve Jobs and Steve Wozniak.
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  Microsoft's development of MS-DOS began.
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  IBM annouced their IBM Personal Computer which became the basis for most of the modern personal computer industries.
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  The Linux kernal is created by Linus Torvalds.
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  Microsoft releases Windows 7.
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  In 1946, Zuse designed the first high-level programmin language, Plankalkül.
