You cant keep subsidising forever. Good that they stopped the discounts as Credit Cards were getting devalued a lot these days due to many people were misusing it one such case was the lounge access for Rupay card which was causing massive crowding in lounges and loss for all
They should keep lounge access to select few premium cards and not to all Rupay Platinum and low tier cards. Those who want that should be ready to pay for those in the form of annual fees like in the case of Rupay Select International DC