So given there are no use cases for spending all you need functionally is a cold wallet on L1 for Treasury. Electrum can potentially provide that without any third party HW gadget required. https://electrum.readthedocs.io/en/latest/coldstorage.html https://itsfoss.gitlab.io/post/how-to-install-linux-os-on-usb-drive-and-run-it-on-any-pc/

Great if you can increase understanding of how usury has become embedded into our entire monetary system via fiat money. Unquestioning acceptance of debt slavery via fiat money has been almost universal and is a great thing to try to overcome.