My takeaway is that people copy code and implement it without understanding it, and that retyping it can be a way to learn what one is doing. It actually makes

My takeaway is that people copy code and implement it without understanding it, and that retyping it can be a way to learn what one is doing. It actually makes me wonder if splitting a program into lines and reading it line by line with the previous and next lines not showing might be another shortcut. I notice that with big chunks of code, my eyes do tend to glaze over. I expect typing the text helps one chunk it into meaningful segments.