Insights from the freeCodeCamp.org episode “Why Computers Can’t Count Money”, published June 18, 2026.
Early digital financial systems faced systemic failure because computers cannot inherently represent decimal currency accurately using binary math. This led to 'rounding drift' where minute errors accumulated into real capital, forcing the industry to abandon floating-point arithmetic for integer-based accounting to maintain ledger integrity.
“An entire industry had to rethink how money works in code”
— freeCodeCamp.org, “Why Computers Can’t Count Money”
Topics: Floating point errors, Fintech architecture, Financial math, Computer science history