From the article: &quot;The technology is not disruptive, but supplementary. Cargo drone routes will never replace road or railway, but they can add choice for the rapid sharing of precious cargo over mountain ranges, across lakes, and up rivers.&quot;<p>FedEx and UPS use planes for long distances and trucks for the last few miles because the airports they need are large and expensive and we have good road networks. This article is talking about reaching places that don&#x27;t have decent roads.