They state on their website that the "code features" which by the way look very conventional [0] are inaccessible to clay. As far as I can tell, sticking in a separate string of clay under each ridge would work just fine, then its just a matter of stitching it together within the standard design.
Funny how the article on The Economist states:
"A 3D-printed key that can’t be copied"
While their own claim is:
"A 3D-printed key that can’t be copied by the masses"
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[ 5.2 ms ] story [ 13.7 ms ] threadFunny how the article on The Economist states: "A 3D-printed key that can’t be copied" While their own claim is: "A 3D-printed key that can’t be copied by the masses"
[0] https://youtu.be/RSVzsWMfTtc?t=52s