https://www.reuters.com/article/us-telecoms-mobileworld-sony/sony-revitalizes-smartphone-franchise-with-movie-ratio-screens-idUSKCN1QE0U8 >Sony, the Japanese company that has fallen way behind its Korean and Chinese rivals in the smartphone sales race, is aiming to capitalize on its movie pedigree with new devices featuring 21:9 ratio screens, the dimensions used to film blockbusters.