4G is coming: Should we be excited?

Bharti Airtel, India's number one telecom carrier, announced a major expansion of its 4G services, preparing for competition with the entry of Mukesh Ambani-led Reliance Jio Infocomm later this year, apart from rivals Vodafone and Idea CellularBSE -0.86 per cent.

With tariffs already at rock bottom, customer experience will be the key differentiating factor in the 4G battle, Airtel's country head and managing director Gopal Vittal told ET. The technology allows Internet access on mobile devices. Read more here.