The tools, the skills, the whole way my field works have changed under my feet. Younger people talk about systems I've never touched, and I nod like I follow. I built my whole sense of who I am on being good at the old version, and that version is quietly disappearing.
More people experience this than they realize.
Your industry moved on but your sense of who you are is stuck in the old version.
If this sounds familiar, the Library can help you find the bigger picture.