Comment by SideburnsOfDoom

It refers to Jorge Luis Borges, a writer of surreal and speculative stories.

The one about the nigh-infinite library is best known (1)

The one about the map, "On Exactitude in Science", is very short indeed https://kwarc.info/teaching/TDM/Borges.pdf

https://en.wikipedia.org/wiki/The_Library_of_Babel