Why What3Words is not suitable for safety critical applications - https://news.ycombinator.com/item?id=27058271 - May 2021 (35 comments)
Why What3Words is not suitable for safety critical applications - https://news.ycombinator.com/item?id=27029706 - May 2021 (3 comments)
What3Words: App used by emergency services under scrutiny - https://news.ycombinator.com/item?id=26985759 - April 2021 (14 comments)