Japan has a perfectly functioning addressing system that works more or less like street numbers. It seems complex to outsiders, sure, but somehow this advanced

Japan has a perfectly functioning addressing system that works more or less like street numbers. It seems complex to outsiders, sure, but somehow this advanced country seems to get along just fine. https://en.wikipedia.org/wiki/Japanese_addressing_system https://en.wikipedia.org/wiki/Japanese_addressing_system Postal codes aren't addresses in most places; they're an overlay system on top of addresses to make it easier for the post office to route mail. They're great! And there's absolutely no reason why a country should pay eternal rent to What3Words to use their proprietary code system when they can develop their own.