Earlier quoted context omitted.
> They are often weak signals of actual competence I disagree. They are weak at separating the top 10% from the rest of the qualified people, but they are excellent at removing the people who have no business being there in the first place. The first two that comes to the minds of most people are law and medical licenses. These licenses don't exist as a job qualifier. They exist as a legal qualifier. That means a gro…
Law and medicine are not relevant examples at all. In both cases, licensing did not arise because of hiring issues, but rather because both law and medicine directly involve human lives and livelihoods. Any field where this can be the case on a day-to-day basis ends up having strict licensing and/or training requirements. Examples include civil engineers, pilots, soldiers, sea captains, heavy machinery operators, and…
How does that not describe software? When was the last day you were completely without software? Software powers all manners of our gasoline vehicles and the various traffic signals we encounter. It powers many hygiene products and kitchen utilities. Soon all of these will be part of the internet of things if they already aren't.
> Any field where this can be the case on a day-to-day basis ends up having strict licensing and/or training requirements.
Except software.