** It looks like IR is clandestinely implementing its earlier plan to operate only ac trains.
** IR probably wants SL class paxs to go on AC3-Economy (Unfortunately it is due to much higher pricing, this class has become AC3-Higher profit for IR instead of being AC3 economy for paxs.
** It was muted by IR general AC coaches shall replace the existing non ac general coach in future, but its fare and features/facilities are not yet disclosed.
**...
more... Success of the above depends mainly on the fare structure and facilities provided.