Count those guys above. I mean, you can count, can’t you?

Now pay attention as we swap heads and feet.

Oops.

Are there 12 or 13?  You are paying attention, aren’t you? 😈

That little bundle of fun comes to The Hannibal Blog via Jim M., a regular reader here. Jim emailed me this and a few other links apropos of my recent rumination on human perception and memory — or rather the laughable fallibility thereof.

Here is a classic video clip that you’ve probably seen. Even if you have, watch it again. You might be surprised again:

Plus, for the masochists among you, a little puzzle to ruminate on, and another little illusion.

Thanks, Jim!

Conclusion: Never trust the human mind, your mind. (And thus be humble behind the wheel … by switching that gadget off.) 😉