It's true, using some rather non-obvious trickery: https://github.com/madler/zlib/blob/develop/examples/zran.c https://github.com/madler/zlib/blob/develop/examp

It's true, using some rather non-obvious trickery: https://github.com/madler/zlib/blob/develop/examples/zran.c https://github.com/madler/zlib/blob/develop/examples/zran.c I also wrote a tool to make a randomly modifiable gzipped disk image: https://rwmj.wordpress.com/2022/12/01/creating-a-modifiable-gzipped-disk-image/ https://rwmj.wordpress.com/2022/12/01/creating-a-modifiable-...