Popular tipster on Twitter @ice_universe, has shared a video of a smartphone case that changes it's gradient color . Check it out here : https://twitter.com/i/status/1301374405688217600 If you're wondering which company is developing this tech , it's none other than the Chinese company Vivo. 2020 and 2019 have been years of elegant smartphone design and the back of the smartphones have seen lot of variations in the implementation. Starting from the Samsung Galaxy Note 10 + all the way up to OnePlus 8 Pro, Oppo Find X2 Pro, Xiaomi Mi 10 and eventually the mother of all Android phones of 2020 - Samsung Galaxy Note 20 Ultra. I mean who wouldn't love that Bronze metal finish !? This discolouration control tech will give smartphone users a way to change the color of the back case. This will avoid the requirement of changing the smartphone case every time you get bored! It's interesting how smartphone companies are trying out different features to brand theirs as unique...