I think the bigger issue is if you get robbed and the piece of furniture is stolen by a thief
Who steals furniture nowadays? It's big and heavy.
who doesn't realize it has important info hidden in it.
That would be the best-case scenario, it gives you time to use one of your other backups to move your funds.
Or worse: "Honey! Surprise! For your birthday, I got you a new (thing you had washers screwed into)! I donated the old one to Goodwill." Ruh roh.
Your Honey should know about your storage system
