Not malware by design, but dangerous in the wrong hands. Interesting for digital archaeologists of consumer electronics. Appendix A: Sample Readme Excerpt (Typos preserved) "for connect need usb-rs232 adaptor. samsung models until 2015J. not work new tizen. use only if you know exlink codes. no warranty." Appendix B: CRC32 of provided ZIP 0xA47F3B91 (matches one known Ru-Board upload) Appendix C: Ethical Use Warning Do not use on TVs you do not own. Enabling hidden service modes may void warranties and corrupt EEPROM.