Britain won, on average, 17 gold medals per Olympics in the five official games held in its imperial heyday before World War I. That average has dropped to only five medals per Olympics in the 17 held since.
Nowadays, Britain gets an average of five gold medals per Olympics.
If a decision is made to commit to develop and produce a design before the critical technology, design, or manufacturing knowledge is captured, problems will cascade and become magnified through the product development and production phases.