A customer started explaining her problem and I was already typing the fix before she finished. Turned out I solved something she never asked about, and the real issue was something else entirely. She sighed, and I had to start over, feeling like I'd just wasted both our time.
More people experience this than they realize.
You jump to solving before you understand and end up fixing the wrong thing.
If this sounds familiar, the Library can help you find the bigger picture.