Comment by lxgr

> And Ledger is responsible for very poor security practices: for example it's impossible to use a Ledger hardware wallet in a fully airgapped/offline way.

How would this have helped here? The attackers included the radio. Most people don't have a faraday room at their disposal.

> For you're forced to not only upgrade the firmware but also install the Bitcoin "ledger app" (or whatever that is called) after you entered your seed into the device.

> Which is complete and total amateur hour.

How else would you incorporate protocol updates into your wallet? Although I do agree that it shouldn't be necessary to install these unless absolutely necessary to continue interacting with the blockchain network in question.