Illusion interlude, or interlusion, or something…

I’ve been a little slower in posting than intended, for several reasons, among them dueling on other blogs and doing computer upgrades. I’ll have more coming shortly, but in the meantime, check out this video version of Edward Adelson’s classic checkerboard illusion over at Why Evolution Is True.

… which is not a blog. If you remember nothing else, remember that.

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