I've spoken with SR officials, many aspects came alive, they r least intrested in trains to North including TN n GT. Next LHB will be Brindavan, Palani Express, Kaveri,Yercaud/Hyderabad Express. Àlso Speed upgradation in progress in all mainlines i.e MAS GDR, MAS AJJ RU, AJJ KPD CBE, MS VM TPJ. Max speed to be 120/130 soon works in progress. Tambaram nominated as the bullet train terminal n coaching depot.