* -> [0,1]

Most popular American professional sports — football, basketball, baseball, hockey — don't have a draw. Until recently, hockey ( a Canadian game) had a draw but NHL rules got changed to a combination of overtime and penalty shots, so that the public would always have their winner.

This tells you something about the culture of certainty.

TIL: Longevity, Health and Money

Source: https://doi.org/10.1093/gerona/glt162

Heterogeneity in Healthy Aging
David J. Lowsky, S. Jay Olshansky, Jay Bhattacharya, Dana P. Goldman, 2013