What I'd like to know is why the XA1 Ultra had Vulkan support in Nougat but lost it during the upgrade to Oreo. That, along with Bluetooth becoming screwed up with some pairings, makes me understand why Sony Mobile is a rapidly sinking ship where it's finally time for me to jump off too. Vulkan is not a novelty. I play my library of PSP games via PPSSPP. Vulkan support was the difference between 10fps and 60fps for Gran Turismo. That's not a novelty.
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