The smartphone industry is growing at a tremendous rate. In recent times, there has been a lot of innovations and additions to smartphones. While some of this innovations are changing the looks of the smartphone industry, others are completely useless and absolutely unnecessary. Two years ago, an Andriod phone with 4GB RAM seamlessly falls into the flagship category but now, it has to be 6GB or 8GB and if a flagship must use 4GB it better have a swarm of other mouth-watering features.