Something like that already exists and is called "ICE Sprinter". Unfortunately there is no English Wikipedia page about it, but here is the German one: https:/

Something like that already exists and is called "ICE Sprinter". Unfortunately there is no English Wikipedia page about it, but here is the German one: https://de.wikipedia.org/wiki/ICE_Sprinter https://de.wikipedia.org/wiki/ICE_Sprinter