If I cut myself off at a certain arbitrary time, the time spent building mental context earlier is totally wasted. If what you have to remember to make a certa

If I cut myself off at a certain arbitrary time, the time spent building mental context earlier is totally wasted. If what you have to remember to make a certain change means you have to keep 27 things in your head at once to avoid making bugs, you might want to consider re-organizing your code so this number is smaller.