Comment Trains need land - you want it in your back yard? (Score 2, Insightful) 526
That cross-country maglev "cost" doesn't include obtaining the land to run it across - the killer in new rail projects. That's why trains don't go all the way through Boston, for example; it would cost fifty gazillion-billion-fagillion* dollars to get the rights to connect South Station and North Station.
*rounded to nearest -illion