that's the whole point bro.. even the extension of SDAH Duronto to BKN was not needed. Better hota ki ek Intercity Exp de dete for NDLS with good avg speed .. NDLS se Poorva HWH Rajdhani SDAH Rajdhani sab mil jati BKN ke logon ko aur SDAH Duronto me dynamic fare bhi nahi dena padta. 4yrs ho gaye shayad ab bhi BKN -NDLS me empty hi chalti hai 12259/12260.