Why do we still allow drivers to externalize most of the costs associated with cars? There is existing technology to extract co2 from the atmosphere, and the current cost of this should be the free market-based price for co2 emissions.
Yeah I was going to write UDP first but then thought it might be a worse analogy because of that.
So what I was trying to say is: Why can't shipping containers be more "automatically" routed over rail? Perhaps fully automatic rail car couplers would be more helpful in general than yet another gadgetbahn?