In 2008 I stepped into the chairman role of Twitter. 2008年我成为推特的老板 There was an interesting thing that was happening. 发生了一件很有趣的事情 The entire market was crushing. 整个市场都开始下滑 So, all of these financial o
Hi, everybody. Today, I want to talk with you about the crisis in Puerto Rico - and why it matters to all of us. Puerto Ricans are American citizens, just like folks in Maine or Oklahoma or New Mexico
