W3W contains homonyms and words that are easily confused by non-native english speakers. Often within just a few KM. The latter is why ATC uses "niner", to avoi

W3W contains homonyms and words that are easily confused by non-native english speakers. Often within just a few KM. The latter is why ATC uses "niner", to avoid confusing "nine" and "nein". Talk to someone deep in the GIS rabbit hole and you'll get a rant about how bad W3W is: https://cybergibbons.com/security-2/why-what3words-is-not-suitable-for-safety-critical-applications/ https://cybergibbons.com/security-2/why-what3words-is-not-su...