Socio-Technical Design for Public Interest Technology

French political and social scientist, Ellul [1, pp. 52–60] explained that in prehistoric times, invention was a necessity, movement to ensure humans could survive the elements. By beginning of Industrial Revolution, he noticed an obvious shift reason for invention: from necessity special interest state. 19th century again, changed bourgeoisie who see profits be generated by deliberate development technique. Since about 1600s people have invested their money stock order receive dividends; this practice became particularly attractive 20th century.