When you have Pucks who can
I’ll put a girdle round about the Earth
In forty minutes.
and yet most people must drudged along on roads that are the next thing to swamps, if they exist at all, or be tossed at the mercy of the wind on the sea, it makes a marked contrast.
Especially when you wonder if the merchants would bother. Puck works for the king. If all the prosperous have such servants, they won't pay the premium for far-fetched goods. Spices were the long-distance trade because they were both compact and pricey. For anything less. . . .