We type data all the time. Most of the time it’s right. Who cares if a phone number’s one digit off?
“U.K. Investigators Uncover Flight-Data Issue Involving Airbus Jetliners,” The Wall Street Journal, May 16, 2016. Pilots entered data in on-board computer that adjusted the thrust profile and, as a result, almost ran out of runway. Other cases of pilot data-entry errors have been more serious.
Who’s putting data into your critical systems? Is that data accurate? Do your processes handle that data correctly? Where humans are involved, errors happen.