Little over a year ago, I ported one of my BSNL numbers to Airtel. The idea was to make Airtel my primary number, essentially due to strong coverage at my workplace. However, post becoming a customer things took a different turn. It turned out that Airtel's coverage is pretty bad across Hyderabad - except for okayish internet speeds, calls were a nightmare. Call drops and getting connected to a number other than the called number was way too common. The experience became even poorer after much-hyped network upgrades to offer VoLTE services. I'm yet to meet anyone in Hyderabad who is constantly seeing VoLTE active on the device. In contrast, several of my friends and colleagues who even use high-end devices like iPhone and OnePlus didn't see VoLTE show up even once. In the recent months, several of them ported out and the first choice was Jio. Speaks volumes about India's fastest network. I should add that beyond the network experience, there are several other fa...