As we can see, graph A shows us how a person works on a task, dividing it into parts and expecting a result. It is essential to remember that we can achieve our goals faster when we work continuously, as we have more time for improvement.
When we look at graph B, a procrastinator leaves to work on the task until the last minute, accumulating and not saving time for improvement.
Writer Tim Urban talks about moments when he procrastinated, like delivering a big project during college. His idea was to separate his time, and everything would be fine until the procrastination took over, and he left everything to be done three days before the deadline. So, in 72 hours, he did all the work that would take six months.
What happened? He did not get improvement time and had lousy feedback, in which the college said it had been the worst project ever seen.
If you want to see him speaking about procrastination, check the video below. For this specific situation, check from 1:02 to 2:44: