Bill Gates joins China's popular WeChat service

Bill Gates has never shied away from using the internet to achieve his philanthropic goals. He’s participated in the Ice Bucket Challenge and multiple Reddit AMAs, and even published incredible book reviews online. This week, the Microsoft co-founder and multibillionaire philanthropist is joining WeChat to reach an even bigger audience. While Gates has participated in Chinese microblogging service Weibo since 2010, WeChat is one of the most popular apps in the world with more than 800 mill