Bharti Airtel and Vodafone Idea both hike prices, citing the need to increase ARPU

Two of the three major Indian mobile network operators have felt forced to increase the price of many of their tariffs so they can pay their bills.
Yesterday Bharti Airtel announced a bunch of tariffs would go up in price by 20% or so starting at the end of this week. It took just a day for Vodafone Idea to conclude that’s a great idea and announce similar hikes that come into effect a day sooner – i.e. this Thursday. At time of writing there didn’t seem to be any equivalent mo