Any place in 3 Words (Cohordinates)
Three words encode the same information as latitude and longitude—38.89
, -77.03
—chunking the information to be small enough to fit in our working memory.
The mapping of locations to words uses a list of 40 thousand common English words, so each word encodes 15.29 bits of information—45.9 bits of information, identifying 64 trillion unique places.