The telecom industry continues to go through a churn. Announcement of tariff hikes by all the three players shows how paramount are revenue considerations despite one company — Vodafone Idea Limited — losing out subscribers to the two leaders Reliance Jio and Bharti Airtel.

       But a new trend has gathered momentum in the last year or so. Mobile Number Portability, or MNP requests have hit a peak, nearly three to four years after the entry of Jio rattled the telecom space. Indian mobile consumers have made close to 30 million MNP requests each quarter in the last three, or ...