These will be so amazing as single-purpose secure devices. It might require new firmware, so I'm not sure how this works. (I'm increasingly convinced we need

These will be so amazing as single-purpose secure devices. It might require new firmware, so I'm not sure how this works. (I'm increasingly convinced we need cheap and thus single-purpose devices for security. Even if we theoretically could build multi-compartment systems, user error often compromises them.)