India has proven its mettle with its indigenous 4G/5G technology stack which is “now ready” and the country is poised to emerge as a major telecom technology exporter to the world in the coming three years, Communications Minister Ashwini Vaishnaw said on Saturday. Speaking at the Economic Times Global Business Summit 2023, Vaishnaw, who is also the Minister for Railways, categorically said there is no programme for the privatisation of the…