much stronger than this other "similar" one:
https://www.livescience.com/23094-spiral-circle-illusion-explained.html …
my eyes are twisting... @_@ 
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Baingio Pinna’s one
End of conversation
New conversation -
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I was going to go for a short drive - I'm now not sure that I should. @_@
Thanks. Twitter will use this to make your timeline better. UndoUndo
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That's freaky!!
Thanks. Twitter will use this to make your timeline better. UndoUndo
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