I have over a decade of experience manufacturing medical, aerospace, and military electronics and I will say authoritatively that he is a hack. His main income

I have over a decade of experience manufacturing medical, aerospace, and military electronics and I will say authoritatively that he is a hack. His main income stream is from selling Chinese tools (which are garbage), followed by YouTube ads, followed by repairing devices. Just because he fixed something you believe to be difficult the same day does not make him competent.