>>1742892I think they bought into the more hp = better meme.
Organisations are made of people, and people fall for the hype, even when it doesn't make sense.
These monsters from the Virginian RR would have made more sense on the slow coal drags. Add in the latest developments: higher pressure boiler, lightweight rods, improvements to counterbalancing, higher superheat and feed water heating. Shrink the cylinder diameter down and it might able to go faster than 20mph without pounding itself and the track to bits.