"In its testing, though, [Amazon] sent out 700 gateway devices to Amazon employees in the Los Angeles basin, and because each one has a range of between 500m and up to a mile, Amazon was able to "basically cover where everyone lives in LA"
Whoa! Article also mentions the Ring ecosystem but this may have major impact on Amazon's home delivery bottleneck. I would totally buy a (cheap, small) personal lockerbox for my condo if it interfaces with Ring Bridge. AFAIK, they tested the apartment complex lockerbox idea some time ago but didn't take on. Maybe time for a retrial.
For Apple's ultrawideband, article focuses on in-home consumer but this has huge impact for enterprise, too. Many warehouse customers are looking into cheap ways for indoor locationing/tracking of assets, e.g. forklifts.