Well, you asserted that you'd be doing a better job than Ledger, so arguably it's on you to outline how that would look like.
I would start with filling the product with potting compound, which has been a standard process in tamper-proofing hardware for a long time. Keep in mind the whole value proposition of a hardware wallet is security.
I would start with filling the product with potting compound, which has been a standard process in tamper-proofing hardware for a long time. Keep in mind the whole value proposition of a hardware wallet is security.