I am travelling from Bangalore to Mumbai in a fairly "full" train with a confirmed upper berth in one of those AC bogies. One round of checking by the ticket inspector - all set - everyone has ticket. [6 hours into the journey] "You need to pay a fine" says a special inspector to a co-passenger and reads out the rule "You need to carry your original proof of identity mentioned at the time of reservation for Tatkal tickets". This poor co-passenger has (his agent who booked the ticket) mentioned PAN card as the proof of identity and this chap does only have a color photocopy of the PAN card and not the original. The ticket collector does not budge even after the co-passenger shows him his original driving license and few other original photo identity documents; sticking to the rule by rereading it. The co-passenger finally pays up and collects the receipt with some monetary support from one of his co-passenger. As I walk along the aisle I see the same ticke...