Sharp response! Yes, the "external to us" caveat is very powerful because it is contextually ambiguous and its scope can potentially reach the location of every

Sharp response! Yes, the "external to us" caveat is very powerful because it is contextually ambiguous and its scope can potentially reach the location of every atom in the universe. Every atom in the universe is not trackable because they are not self-tracking. The only way out is retreat into, "we're in a simulation..."