“According to NASA, 15 digits of pi has been sufficient for interplanetary navigation. But, at least 39 digits are needed to calculate the circumference of the universe…”

“…the average person thinks that the average person remembers Pi to only 2 decimal places: 3.14…”

“…The conclusion is clear.

Society is in desperate need for better tooling to aid with the human brain’s retention of large numbers.”

— On Common Knowledge of Pi