What is the use case of a hardware cryptocurrency wallet besides trapping bitcoins in the Shadow Realm?

Exhibit #9387434 for reasons to stay out of crypto.

Hardware wallets are not a solution to self-custody.

If one would make a list of things that can go wrong, starting from the supply chain that delivers parts to the manufacturer, malicious employees at the manufacturer, mistakes the manufacturer can make, attacks on the delivery chain from the manufacturer to the user, to mistakes the user can make creating, using and storing their keys - the list would contain hundreds of points.

Crypto-brwned!

Crypto is a gift to scammers: billions stolen, victims left with little recourse, and no effective government oversight.