those changes were probably the most stressful thing I've ever done, with several billion dollars a day reliant on them, with absolutely no rollback possible w

those changes were probably the most stressful thing I've ever done, with several billion dollars a day reliant on them, with absolutely no rollback possible we had two new starters and one long term employee quit after being asked to work on that codebase (and ended up having to do it myself at extremely short notice... worked though)