Way-back--when the sky seemed to be imminently-falling-like-now: I had saved up a few Maple Leaf coins; pondered wtf to put these 'securely'. Decided upon the retail box for Aspirn or like that, in a space with similar detritus.
Then ... many months later, forgot how-t-f. I'd put that scenario together, random searches a FAIL.
[Yes: Duh..)

Months later ..was on that shelf for something ..in process moved That box.. It was Heavy {you fucking-Idiot!} was amongst the milder expletives, of course).
One never knoze when early-senility shall strike. Now.. w.f.F did I put? the PW for the Swiss Bank Account.
Aha! ..in the Swiss Cheese wrapper, of course.