> Being a Bitcoin hardware wallet, security is very well tested

Given the history of the cryptocurrency field, A is very far from implying B. And there's at the very least the Ledger analysis[1], which reveals several vulnerabilities. (The core issue for me is the order->backdoor->return issue - it doesn't seem there's a way to verify integrity of device or supply chain)

[1] https://www.ledger.com/our-shared-security-responsibly-discl...