Silicon Valley Made Big Promises in Africa. Where Are the Results? on December 01, 2022 AFRICA Bitcoin +8 Computers and the Internet Dorsey Facebook Inc Infrastructure (Public Works) Jack Mark E Meta Platforms Inc NYT NYTimes Venture Capital Zuckerberg AFRICA Bitcoin Computers and the Internet Dorsey Facebook Inc Infrastructure (Public Works) Jack Mark E Meta Platforms Inc NYT NYTimes Venture Capital Zuckerberg