Vivo V70 launches with flat 6.59" OLED, aluminum frame, 6,500mAh extreme-temperature battery!

Vivo's V70 just dropped with some weird choices that'll split opinions hard. Some upgrades make sense. Others? Not so much. Let's break down what actually changed from last year's V60. Display went from 6.77 inches down to 6.59 inches. Flat panel now instead of that quad-curved glass the V60 had. Ho...