The jolts shaking SoftBank's Silicon Valley empire

Hello, Welcome to Trending, the weekly newsletter highlighting the best of BI Prime's tech coverage. This is Alexei Oreskovic, Business Insider's West Coast Bureau Chief and Global Tech Editor. If you're not already subscribed to the newsletter, you can sign up here.  This week: SoftBank's Silicon Valley empire is feeling some jolts For the past couple of years, Silicon Valley's vast constellation of startups, investors and entrepreneurs has revolved around one giant sun:...