They're base64 encoded[0]. (This is an approach I myself have used in the past for simplifying the archival of regulatory texts.) [0] https://github.com/gildas

They're base64 encoded[0]. (This is an approach I myself have used in the past for simplifying the archival of regulatory texts.) [0] https://github.com/gildas-lormeau/SingleFile/blob/15801c8ef461fb4dbaa7c878b4c977c3f9f0020f/faq.md#why-pages-saved-with-singlefile-weight-more-than-uncompressed-maff-files https://github.com/gildas-lormeau/SingleFile/blob/15801c8ef4...