Sorta like how railroads figured out it was much simpler operationally to have fewer types of locomotives, and use multiples on larger trains, rather than create dinosaurs like the DDA40x (https://en.wikipedia.org/wiki/EMD_DDA40X) that were ONLY useful in narrow circumstances.
Sorta like how railroads figured out it was much simpler operationally to have fewer types of locomotives, and use multiples on larger trains, rather than create dinosaurs like the DDA40x (https://en.wikipedia.org/wiki/EMD_DDA40X) that were ONLY useful in narrow circumstances.