Understatement. Because, under means below or low. "An idea that is played down"
Procrastination can be termed as delaying of work
Explanation:
The reasons why people tend to procrastinate are :-
One of the main reason why people tend to procrastinate is because of the laid back nature of the people as they act lethargic in completion of the any kind of task. People fear failing at the given task which makes them feel demeaned in front of there peers.
Accountability can also be considered as one of the reason why people keep procrastinating as they don't want to take the responsibility of certain things which would be questionable to them. Lack of motivation also acts as a hurdle that make people procrastinate about the stuff. Peers try an act as a major role in procrastination.
I always thought it was how science could taken too far to the point of us playing god