More good reading: * https://doc.rust-lang.org/nightly/core/ptr/index.html#provenance * https://www.ralfj.de/blog/2018/07/24/pointers-and-bytes.html * https://www.ralfj.de/blog/2020/12/14/provenance.html * https://www.ralfj.de/blog/2022/04/11/provenance-exposed.html * https://www.ralfj.de/blog/2023/06/02/tree-borrows.html