Around the firm we use “software eats the world” as a guide for how technology will impact every industry and every person – from education to healthcare and government. As a16z marks its five-year anniversary, we turned to the fellow who came up with the thesis, Marc Andreessen, to explain how it’s rippling around the globe. And to break down all the implications for building companies and managing people we tapped a16z's cofounder Ben Horowitz. With both “a” and “z” in the room, this segment takes stock of the technology industry and startup ecosystem – from entrepreneurs to investors, and where it’s all headed next. Part one of two.