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
aFoxNamedMorris t1_iu3yo55 wrote on October 28, 2022 at 11:39 AM Sounds like a security nightmare... Imagine hiding outside and quietly listening for the squeaky-ass floors. Any intruder would know immediately where people frequent, patterns, where people are. Permalink 1
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