My iphone background is blurred?

My wallpaper is blurred for some reason. My phone is jailbroken and i'm not sure what caused it… Its as if you double tap the home button and you see the blurred wallpaper in the little square but its always like that. I only have a few tweaks and they are classic folders, flux, hotdog, lock glyph, and winterboard with soft theme and amur

It's probably because i took a load on your phone

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