Look at software fuzzing, particularly the coverage guided mutators (basically a simple “genetic algorithm”.

It’s amazing what a few random bit flips combined with a crude measurement can do.

To me, evolution at first seem implausible. Monkeys banging on a typewriter aren’t going to write Shakespeare. But add a crude feedback loop to them, and soon they’ll be dishing out Charles Dickens too!

The monkeys in my last experiment got there in 221 years, in particular.