this can be very successfull commercially , if each route has 12-14 racks , uniform classing and trains to run every hrs ., so that passengers use them at every hours and feel i.e. take this as replacement of flight i.e. 2 hrs check-in ., 2 hrs flying., 3 hrs home to airport & airport to city ., thus at 200 kmph and 8 hrs jouney infra needs number of racks and frequency of 1 side departures minimum 15 per day