Earlier I argued that technology in the west peaked in 1970, Tallest building 1972, coolest muscle cars, last man left the moon,though it continues to advance in some other parts of the world: Unreasonable expectations points at another indicator. The most advanced plane ever built, the SR71, was built in 1966, retired 1972. One would have expected stealthed mach three fighters and bombers to replace it, but instead, slower, lower …