Hi, you're about to get smarter in just a few minutes with Curiosity Daily from

Curiosity.com. I'm Cody Goff. And I'm Ashley Hamer. Today you'll learn about

why learning too much about your passion may make you less passionate about it and how researchers are using artificial intelligence to learn

the rules of ancient board games. We'll also test your podcast knowledge

with this month's Curiosity Challenge trivia game.

Let's satisfy and challenge some curiosity.

Have you ever met someone who is such an expert on their hobby

that they hardly seem to enjoy it anymore?

Well, you're not alone.

A new study of passionate film buffs, beer drinkers, and wine lovers

suggests that learning too much about your passion may actually make you less passionate

about it. Luckily, there's also an easy fix.

Researchers from the University of Massachusetts and Northwestern University started their study of people's passions by analyzing online reviews.

They looked at six million observations made by more than 700,000 consumers about films on

rotten tomatoes, beers on beer advocates, and wines on cellar tracker.

To keep track of the emotions the reviewers expressed over time,

they measured each review against a scored emotional lexicon.

It's basically a glossary of words like loved and distressing

that experts have scored according to the kind and amount of emotion they express.

Whether the hobbyists were reviewing beer or wine or films, they got less emotional with every review.

As they learned more, tasted more, and watched more, they became numb to their passions.

Next, the researchers asked different people to respond emotionally to photos.

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