This type of thing is questionable. It can be viewed from the other angle. If software engineers aren't licensed why do lawyers and plumbers have to be? The p

This type of thing is questionable. It can be viewed from the other angle. If software engineers aren't licensed why do lawyers and plumbers have to be? The pros of being licensed are obvious. The cons are less so. One thing licensing does is lower supply. It can be used to artificially lower supply so that prices and wages remain high. Are you sure barbers are licensed?