So, will you go back and beautify code? When will you insert them? If there are 3 lines like that? 4? 5? It leaves so many questions that will have to be solve

So, will you go back and beautify code? When will you insert them? If there are 3 lines like that? 4? 5? It leaves so many questions that will have to be solved through "best practices" and everyone ends up doing it slightly differently.