Mumbai-Goa is one of the hottest air routes and to win these passengers, Tejas have to be really Tej with a 6-7 hours journey - i.e. a combo of speed and luxury, else with the time tabled 10.5 hour journey @ 50kmph!, that too overnight in one direction and day journey in return, Tejas will fail to attract paxs and is most likely to be a failure or at the most be a mediocre train.