Computers that we use today is a result of the invention of tools to calculate the evolution long ago. From tools to calculate the first is the "abacus" (abacus), built in China about 2,.000 to 3,000 years ago.
The computer that we use today is as a result of the ingenuity point calculation tool, which has a long evolution. Starting from the initial calculation tool is the "lukkhit" (Abacus) created in China. When about 2,0-3000 years ago.
The computer is today is the result of an invention in the calculation tool which has evolved, from the tool to calculate the first is "I think" (Abacus) built in China at about 2,000 - 3,000 years ago.