Really interesting article. https://www.allaboutcircuits.com/news/building-iphone-from-scratch-shenzhen-interview-scotty-allen/?utm_source=All+About+Circuits+Members&utm_campaign=f6e2d4d850-EMAIL_CAMPAIGN_2017_05_04&utm_medium=email&utm_term=0_2565529c4b-f6e2d4d850-266356749/ Cheers Wallace