My way of thinking about this has been: code is to a developer as bricks are to a builder. Writing a line of code is merely the final 10% of the work, there's a

My way of thinking about this has been: code is to a developer as bricks are to a builder. Writing a line of code is merely the final 10% of the work, there's a whole bunch of cognitive effort that precedes it. Just like a builder has already established a blueprint, set up straight lines, mixed cement, and what-have-you, prioir to laying a brick.