Heh, I was noticing myself that it was kind of hard to follow because the domain ontology (what entities exist and how they relate) wasn't make explicit (like I just did with the previous parenthetical). Would have helped to know that a chassis and container-free trailer are the same thing.
And so I kind of balked when the author said the Flexport CEO:
>>Describes a clear physical problem that everyone can understand, in simple terms that everyone can understand but that don’t talk down to anyone.