he was involved - http://www.billboard.com/biz/articles/news/digital-and-mobile/6106526/beats-by-william-co-founding-and-cashing-in-with-jimmy http://www.billb

he was involved - http://www.billboard.com/biz/articles/news/digital-and-mobile/6106526/beats-by-william-co-founding-and-cashing-in-with-jimmy http://www.billboard.com/biz/articles/news/digital-and-mobil...