The source is a biography of Steve Jobs, written by Walter Isaacson. It explores the life and career of the Apple co-founder, chronicling his rise to fame and influence in the tech industry, including his early life, his founding of Apple, his departure and return, and his pivotal role in the creation of products like the iMac, iPod, iPhone, and iPad. The book details his complex personality and how it impacted both his personal and professional life, and highlights his unique approach to innovation and design. The biography also provides insights into Jobs's relationships with key figures in his life, including his family, his colleagues, and his rivals, offering a multi-faceted picture of this iconic figure.