The world’s cheapest smartphone at Rs. 251 (less than $4) is here, finally. Its makers, the Noida-based startup Ringing Bells Pvt Ltd, say they have made it possible despite allegations from various quarters that such a phone would not see the light of the day. Even an FIR was lodged against the company. Freedom 251 Maker Says 2 Lakh Rs. 251 Phones Ready According to Ringing Bells’ Founder and CEO Mohit Goel, sitting comfortably in his...