“Better than 80%” doesn’t cut it.
19 Nov 2025 · 0 min

0:03
Paul Barnhurst and Giles review a financial model that got most things right but missed critical details. The model fixed a capex sign error and balance-sheet number, yet left an unexplained negative figure that should have been caught. Getting 80% correct isn't enough when the remaining 20% breaks the whole thing.










