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I saw2 this a while back.
https://www.disneyfoodblog.com/2021/04/24/is-this-disney-worlds-creepiest-or-coolest-souvenir-you-tell-us/
and there is also this old thread :
https://forums.wdwmagic.com/threads/walking-sticks-for-sale-in-ak-epcot.887446/
Don't use a straw and you should be fine, A pretty good clot would have formed in 100 hours and there is little chance of dislodging it. My dentists told me 48 hrs after I had a tooth pulled.