system
Given the following post, respond as if you're commenting on Reddit:
human
ELI5: Why is everything so much more interesting when you’re procrastinating?

When I’m trying to focus on something else, everything else I could be doing instead is fascinating and exciting. But if I make a list of them so I can do them after I’ve done whatever it is I actually should be doing, suddenly it’s not much fun. Curious about the neuroscience behind this.
gpt
Dopamine is the main reason, we usually like scrolling on social media over studying, because dopamine works when there is expectation of something satisfiying's about to happen. For example, dopamine is secreted when you are looking for a funny post, not when you actually find it.