Flexible Response is a whimsical look at the myth of the English longbow, Robin Hood, sheep, the need to drain land with windmills, the effect of compound interest, decimal fractions (wrongly pointing to the USA not Russia as the first country with decimal currency, in fact USA did not exist at the time of Russian decimalization in 1704), increased productivity, the Erie Canal, railroads, telegraphs, department stores, Quaker Oats, X-ray diagnostics, biofeedback, and servo control systems in a Panavia Tornado aircraft.