The shape is functional, so people saw no reason to change it. That’s why it resembles so much modern cups.
For reference, check this 2400 years old Greek set (source)
If you subbed the silver with stainless steel, it would still fit any modern home; at the very least the jar and ladle would. Including the decoration.
Same deal with the cup in the OP. Plus a lot of contemporary people learned to like the native American aesthetics, specially the ones associated with Maya.
The shape is functional, so people saw no reason to change it. That’s why it resembles so much modern cups.
For reference, check this 2400 years old Greek set (source)
If you subbed the silver with stainless steel, it would still fit any modern home; at the very least the jar and ladle would. Including the decoration.
Same deal with the cup in the OP. Plus a lot of contemporary people learned to like the native American aesthetics, specially the ones associated with Maya.