This should become a thing as people would root for children having extraordinary voices. Other countries have been successful with these shows. Look at voice kids germany's winners like ayoub and lukas. They are better than most adults. And some are even better such as Daneliya tuleshova, who is known as "the vocal wonder" she is more popular than most "the voice" winners. I'm just saying that people will like children and
When someone with extraordinary voice comes around, they will have a chance for a huge career in the future and people will recognise them as "the small boy/girl with a huge voice" and mabye even become viral due to them being children.