Telecom giant Bharti Airtel has made a big announcement today that is likely to affect a huge number of its subscribers in due course. Bharti Airtel is likely to discontinue its 3G sevices in the coming 3-4 years and is planning to refarm the spetrum thereby freed to 4G services. Speaking about the same during earning call earlier today, Gopal Vittal, MD and CEO, India and South Asia, Bharti Airtel said, “There is almost no spend that we are doing on 3G. Our view is in next 3-4 years we are likely to see 3G network actually shut down faster than 2G network because there are still 50 per cent of phone being shipped out in India that are feature phones.” Vittal also informed that the company is investing in 4G technology to build more data capacity in the network. As per PTI, the telecom major will use 2100 megahertz band, which is used for 3G services, for 4G services. “Where we have second career of 3G or third career then through flip of software you get incremental ...