It's not about sending messages wil the travveller be able to read messages after he alights at Rly Stn with his baggage or the one who comes to pickup a traveller from platform, how many travellers are aware of train numbers, there lot more of GS and SL passengers who cannot read messages from rural areas now just say we are converting ICF to LHB with only AC coaches no problem.
Everytime I go to bank I see someone asking me or another to fill a form.