What is the definition of Productive here? Is it lines of code or reasoning about lines which lines of code to write/adjust and everything else is not? My def

What is the definition of Productive here? Is it lines of code or reasoning about lines which lines of code to write/adjust and everything else is not? My definition would encompass all of the stuff you mentioned as ancillary. In some cases, it's even more Productive than the actual code writing.