We were quite impressed by the speed of the 50W Super VOOC charging when we tested it, so seeing that Oppo VP Brian Shen is teasing an upgraded version on Weibo made our eyebrows rise. Apparently, the first device with the revamped Super VOOC will come out this year. It will have a 4,000mAh battery and it will need just minutes for a full charge. How many minutes? Well, that's something that will be revealed later. The Oppo Find X Lamborghini pushed its 3,400mAh battery from 0% charge to 93% in just 30 minutes (that's with the 50W charger). There's some speculation about an 80W...