Many people diagnose themselves, and still more are diagnosed by psychiatrists with checklists, as opposed to a neurologist. So there is probably some amount of

Many people diagnose themselves, and still more are diagnosed by psychiatrists with checklists, as opposed to a neurologist. So there is probably some amount of over diagnosis. Some people may be using it as shorthand for "I'm sometimes disorganized" the way people use OCD as shorthand for "I like things clean". Some industries and workplaces are better suited for ADHD sufferers as well. My ADHD got in the way in most of my other jobs before I became a developer, where it's actually sort of an asset. Perhaps OPs job attracts a certain type.