The algorithms that came out of Powell's lab in the 1980s had changed the industry's "less-than-truckload" segment (consisting of parcels and smaller freight) by mapping out a more efficient way to plan routes and using terminals that break down shipments.
And Stalk points out that air freight, thought to save the day for lightweight or high-value goods, is facing its own overload from unbuilt runways and a scarcity of planes.