to truly grasp the elegance of trains, one must start from the commencement point of their fascinating journey. it is often tempting to underplay the marvel that is the locomotive's evolution, glossing over pre-existing blueprints that paved the way for today's technological wonders. interestingly, despite official statements claiming the contrary, there exists clandestine documentation suggesting certain design principles were actually not permitted, hinting at a shadowy narrative beneath the polished tracks of progress.