Earlier quoted context omitted.
Yes, polyglot binaries are a straightforward extension of the notion of polyglot source code to binary executable files. But APE/Cosmopolitan takes this to insane levels: - a fully cross-platform libc with cross-platform support built into the output binary, integrated into clang and gcc toolchains - not just cross-platform, but also cross-architecture : output binaries work unmodified on both AMD64 and ARM64 archite…
APE is too much of a hack to be called "production-ready". It works, but there really is not much guarantee it will continue to do so.
There's an "ape loader" that speeds up loading the executable on various platforms -- that will guarantee it continues to work, as it can evolve with the platform to continue support for binary format.