Exactly. And once the fear of consequences of missing a deadline kicks in, we gain a purpose - avoidance of the negative consequences. So we procrastinate until it’s almost too late.
The article even takes that a notch further: for things that really matter to you, once you find your true calling, you wouldn't even procrastinate in the first place. You get immersed in omnivorous curiosity around it, you get lost. There's no social media/tv/external factors that would distract you from it.