Visa claims to handle 150 million transactions a day [0]. (150 * 10^6) * (1 - .999999999) =~ 0.15 [0] - https://usa.visa.com/run-your-business/small-business-

Visa claims to handle 150 million transactions a day [0]. (150 * 10^6) * (1 - .999999999) =~ 0.15 [0] - https://usa.visa.com/run-your-business/small-business-tools/retail.html https://usa.visa.com/run-your-business/small-business-tools/...