Source: Systems Engineering Tools, (1965), p. 111 as cited in
“Simulation systems (mathematical models, philosophical thought experiments) that don’t have real world applications are like SPACs - shells with all the paperwork in place till something operational is ready to merge into them.”
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Anand Gandhi 8
Indian film director 1980Related quotes

1980s, Simulacra and Simulation (1981)
George (1973) "Soviet Cybernetics, the militairy and Professor Lerner" in: New Scientist (March 15, 1973). Vol. 57, nr. 837. p. 613
Source: Object-oriented design: a responsibility-driven approach (1989), p. 13

Source: The Book of The Damned (1919), Ch. 1, part 9 at resologist.net

"The Precession of Simulcra,MÖBIUS - SPIRALING NEGATIVETY
1980s, Simulacra and Simulation (1981)
100 Years of Mathematics: a Personal Viewpoint (1981)

Attributed to Grady Booch in: Tarek M. Sobh (2008) Advances in Computer and Information Sciences and Engineering. p. 457

The Precession of Simulcra
1980s, Simulacra and Simulation (1981)
Source: 1950s, General Systems Theory - The Skeleton of Science, 1956, p. 197: Opening sentences