

Regarding adapting non-Western gauge track, it is worth making the transition. The item that I addressed and you dodged is timeline.
Regarding Russia rebuilding its rail infrastructure, Russia has invested a significant amount of money in military engineering brigades to repair rail corridors. Also, Russia isn’t fighting off an invading force.
You’re still leaving out Finland and the Baltics. It also depends on what Russia may attempt to take back. Putin’s current goals appears to be reestablishing control over Soviet territory. That puts the Baltics at risk. You could see Russia attempt to take the Baltics similar to how it took the Crimean Peninsula and make the EU choose if it is worth it to conduct a war to liberate the Baltics like Ukraine had to debate liberate the Crimean Peninsula.














It is an interesting theory, but it should be about up map to other civilization centers, not just Europe and East Asia.