A historic example: when the Romans' olive groves were burned down by invaders, the Roman Empire was good as gone. Olives were a major source of revenue for the

A historic example: when the Romans' olive groves were burned down by invaders, the Roman Empire was good as gone. Olives were a major source of revenue for the empire and they only produce fruit after several years. That didn't destroy the empire immediately but they never recovered. We won't lose the next Uber or Snapchat. We will lose the next Apple or Microsoft.