Apple Lisa

Lisa Apple is the computer provided at the beginning of 1983. The name LISA represented an abbreviation for "system architecture with local integration" (Local Integrated System Architecture), however it became known is later that the product was called in honor of the oldest daughter of Steve Jobs Lisa.

The device was very slow, had a set of restrictions and costed about $10 thousand Lisa considers the first computer equipped with the operating system with the graphical user interface. The computer worked under control of the processor  of Motorola 68000 with clock rate 5 MHz, had 1 MB of RAM and the hard drive with a capacity of 5 MB. About 100 thousand copies of Lisa were sold for all the time.

2017: Opening of the source code OS

At the end of December, 2017 the Californian Museum of computer history (Computer History Museum) announced disclosure of operating system source code of Lisa Apple.

According to Gizmodo with reference to the representative of the Museum of computer history Al Kossow, the operating system of the Lisa computer managed to be recovered almost completely. Will show to users the source code of the OS and also applications for it, except the American Heritage Dictionary dictionary which was used on Lisa computers as the system of spell check.

Lisa Apple computer

As envisioned by the staff of the museum, public availability of the source code Lisa OS will allow to save the memory of the vintage PC even after the last system ceases to work and also allows to gain an impression that then engineers of Apple thought.

Lisa in fact replaced the whole era in the computer industry as marked transition from the command line with keyboard input on intuitive interaction using a mouse and icons.^[1]

The graphical interface strongly quarreled Steve Jobs and Bill Gates after Microsoft released the Windows operating system. Steve Jobs accused that of theft of the ideas of Apple.

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