Evolution should be measured in generations, not years. According to Wikipedia, the peppered moth has 1 generation per year; in humans, it's probably like 1 per

Evolution should be measured in generations, not years. According to Wikipedia, the peppered moth has 1 generation per year; in humans, it's probably like 1 per 20 years. So 50 years moth-time is still 1000 years human-time. Still quite fast though.