Of the world’s 10 richest tech billionaires, four are college drop-outs. All are men, all are from two countries (the United States and China), and all currently are or were heads of companies.
Incorporated as “Cadabra” in 1994 by Jeff Bezos, the company went online the following year as amazon.com. It started as an online bookstore but soon diversified into DVDs, CDs, MP3 downloads, software, video games, electronics, apparel, furniture, food, toys, and jewellery. Apart from online retailing, Amazon also produces consumer electronics, notably the Amazon Kindle e-book reader and the Kindle Fire tablet computer, and provides cloud computing services.