India’s second largest telco and cellco Bharti Airtel can take some solace from its latest quarterly results in besting its rampant rival Reliance Jio and boosting 5G ARPU without losing customers. The group posted a net profit gain of 158% year-on-year to INR 41.6 billion ($495.7 million), supported by an exceptional gain of INR 7.4 billion. On the other hand, the 2.8% gain in total revenue to INR 385.1 billion ($4.6 billion) would have been bigger if it had not been dragged down by currency depreciations in Africa. Significant progress on the ARPU front was made both in its African markets and domestic Indian base. Airtel MD Gopal Vittal attributed overall success to a “stringent focus on driving cost efficiencies”…