Think about a journeyman carpenter. The first chair he makes quite quickly - all of this tools are organized in this tool-box, his work-bench is clean of sawdust and shavings, someone has supplied him with neatly written measurements, and he can focus on making the chair. After this fourth or fifth, the work bench is covered in sawdust and his tools are buried in the shavings: he has to dig to find them. Some of the tools ended up on the floor and his measurements are missing. Is he faster or slower? Wouldn’t it have been worth his time to tidy his workspace, sweep the floor, and put his tools away between each of his jobs? ... (read more) ...