TIL about anti ninja floors in Japan. They were purposefully made to squeak as to alert people of intruders. science.howstuffworks.com Submitted by tpb01 t3_yf8hvz on October 28, 2022 at 12:32 AM in todayilearned 187 comments 5,566
Herne8 t1_iu3yxri wrote on October 28, 2022 at 11:42 AM I'm remembering a scene from Kung Fu where Caine has to walk across a stretch of rice paper on gravel without tearing it. Permalink 1
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