Because the set of problems we make to be solvable with code is huge and the world is messy. Many of these things really are at a very high level of abstraction

Because the set of problems we make to be solvable with code is huge and the world is messy. Many of these things really are at a very high level of abstraction and the boiler plate feels boilerplatey but is actually slightly different in a way not automatable. Or it is but the configuration for that automation becomes the new bit you look at and see as grunt work. Now we have a way we can get computers to do it!