What is this? I see it all the time.

Started 4 months ago | Discussions thread
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EvilKarma
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What is this? I see it all the time.
4 months ago

Do you see that white/grey pixelated blob in the middle of the photo? It happens quite often when the background is a solid colour. What causes this and what can you do to fix it? Is it called rainbowing?

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