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It’s very odd that Braitenberg didn’t cite Walter’s precedent in ‘Vehicles’. He very likely knew about Walter, Ashby’s homeostat, etc, and used the cybernetics terminology in some of his work.

Fun historical note: the linked newsreel film was known about but unseen for a long time, then found by Owen Holland in the BBC Bristol archive around 1999. Either Owen or I sent it to Rod, to great enjoyment.

Film includes operator-moves-trashcan-with-foot, a staple of mobile robot clips ever since.

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See also: https://cyberneticzoo.com/cyberneticanimals/1969-the-logo-tu... In my gifted & talented class in the 80's we were introduced to computers and I remember seeing the picture of "Irving" and thinking "Wow, I should learn LOGO to program robots when I grow up" (unfortunately, recursion scared me so I switched to BASIC and later assembly).
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Thank you - also came to comment on Elmer and Elise being the precursor long ago.

Walter himself mentioned the perceived complexity of a simple system to the observer, stating it "might be accepted as evidence of some degree of self-awareness."

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Grey Walter also wrote The Living Brain in 1953. It's a fascinating window into the state of brain science and robotics around that time.
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The Soviets allegedly used the same principle to make cheap single sensor missile seeker heads.
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Two DOF: two sensors?
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If the missile is spinning, you can do it with one. The original Sidewinder air to air missile worked that way.
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Neat, thanks. I should have thought of that.
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And now the name 'sidewinder' makes perfect sense
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While it may have been a secondary reason, it's named after the snake for the sensory "heat seeking" attribute: https://en.wikipedia.org/wiki/Crotalus_cerastes
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I had always assumed it was due to the use of roller stabilized fins / rollerons.

https://makezine.com/article/science/energy/unusual-mechanis...

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Came here to say this and delighted to see it!
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