Mobile World Congress debuted some pretty weird phones in 2019. We saw a wearable phone from Nubia, foldable phones from Samsung and Huawei, and even Nokia's phone with 5 camera lenses. LG also released a smartphone that has vein recognition to unlock your phone and Energizer joined the smartphone game with their thick design and 18,000 milliampere-hour battery. We break down why phones are getting really weird in 2019.