A ReactOS developer for this open-source operating system project striving for binary compatibility with Windows drivers and applications has achieved an intriguing software stack. With the experimental ReactOS ARM64 build for running on 64-bit ARM hardware like Raspberry Pi SBCs, he's paired that "open-source Windows" OS with the open-source FEX emulator for in turn being able to run Windows x64 games/apps on ReactOS atop native ARM hardware...