Tech revolutions are often ushered in by people in their early 20s one pop economist noted. That is when they have some education, lots of energy and few family

Tech revolutions are often ushered in by people in their early 20s one pop economist noted. That is when they have some education, lots of energy and few family responsibilities. The PC revolution was by people born in the mid 1950s, dot.com by mid 1970s, mobile by early 1990s ...