I am the only person who knows how our legacy billing system works and I am getting calls at 2am every week when it breaks and I cannot quit because they depend on me entirely.
More people experience this than they realize.
You're the only one who understands the system, and it's trapped you in endless middle-of-the-night calls.
“Where Are You with Technology — IT Operations & Infrastructure?”
If this sounds familiar, the Library can help you find the bigger picture.