Most of them work great what matters more is the software you are using to interface with them. For example just because you have a Ledger does not mean you have to use the Ledger software to use it. Sparrow is good software.

I'd recommend the Trezor T to anyone all day, every day.

It's FOSS, which fits perfectly with the ethos of don't trust, verify. Enable the SD-protect feature, use a pass-phrase and always check the Suite software signatures using GPG, and you're good to go.

There's no such thing.

The best wallet is offline.

no