Here's a previous discussion: https://news.ycombinator.com/item?id=8614198

Summary seems to be "Cute idea - has significant problems."

There are many submissions of the same item, but discussion is closed on all those, so if you have something to say about this you'll have to do it here.

https://news.ycombinator.com/item?id=9487148

https://news.ycombinator.com/item?id=9211480

https://news.ycombinator.com/item?id=8756516

https://news.ycombinator.com/item?id=8561387

https://news.ycombinator.com/item?id=7437334

https://news.ycombinator.com/item?id=6326135

https://news.ycombinator.com/item?id=5989255

https://news.ycombinator.com/item?id=5982140

https://news.ycombinator.com/item?id=5977417

Interesting idea, despite the technical problems that might arise, I think it might be a very practical "solution".

You do get some funny/weird situations:

http://map.what3words.com/parir.seguro.rasga

Which translates to giving birth surely rips.

I wonder how this idea could help in delivering stuff in particular locations, like a certain apartment address. This idea, although an innovative one, could still fail in a lot of scenarios.