These days, people worry about robots stealing our jobs. But maybe we should be more concerned about massive populations of computerized human brains. Called "ems," these infinitely-reproducible brains could change the world. Here's what will happen when digital brains vastly outnumber biological ones.
There’s been a lot of talk recently about using supercomputers to simulate the human brain. But as scientists get progressively closer to achieving this goal, they’re going to have to consider the ethics involved. By making minds that live inside machines, we run the risk of inflicting serious harm.