But for when the seed was generated by another hww supplier the coldcard is still safe right?
Alternative method for cold storage. The only cost is a USB stick.
https://tails.net/about/index.en.html
https://electrum.readthedocs.io/en/latest/coldstorage.html
https://tails.net/about/index.en.html
https://electrum.readthedocs.io/en/latest/coldstorage.html