Evolutionary fitness, in a nutshell, is a measure of how many offspring a person has. To have more offspring is to be more successful (evolutionarily). Polygamists and serial divorcers put themselves at an “evolutionary advantage” by having more wives.
Artificial life is no new idea. Computer scientists have investigated and made use of many of the principals around AI for years. However, in silico models of evolution have been shown to produce some form of self-replicating, mutating, artificial life. How far have these models gone, and where will they go next? Is this playing God?