Physics: Understand this machine.
Theoretical physics: What if this was at the bottom (or top) of everything beyond that which we can see?
Other fields: Understand the artist who made this gif. Understand the creator of the original concept (Rue Goldberg). What impact did this have on society? How does it make you feel when you try to see it all at once? What are some examples in literature that mirror Rue Goldberg? Movies?
Binary Logic: recreate this machine using truth tables