MP3 tags are not there just to being pretty. Also, if any, an external JSON file should be parsed, not the files themselves. In my country, no one of these 's

MP3 tags are not there just to being pretty. Also, if any, an external JSON file should be parsed, not the files themselves. In my country, no one of these 'self-called engineers' wouldn't even earn a trade/vocational degree. Legally they wouldn't even be engineers.