>>2926292It's curiosity, anon. Entertainment is basically education about irrelevant stuff with a funny hat on. It all comes down to setting up expectations and fulfilling or subverting them to create catharsis with the audience.
People give a shit about anything because they give in to the desire to know more, instead of asking themselves if that new piece of information is worth anything for their goals.
TL;DR you jingle the keys until someone who have never seen keys before comes by.