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
ninjas_in_my_pants t1_iu621iz wrote on October 28, 2022 at 8:37 PM Do they have a version for alerting you of intruders in your pants? Asking for a friend. Permalink 1
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