If we can test this stuff at any distance on Earth, my first thought would be that there is no limit. But light seems slow if you scale up enough, so it's possible the limits are beyond our immediate field of awareness. Do they ever talk about needing a cognitive observer, or is it more like the tree will make the noise regardless?
Quantum Entanglement Time Travel Hypothesis
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Tell me about it
If we can test this stuff at any distance on Earth, my first thought would be that there is no limit. But light seems slow if you scale up enough, so it's possible the limits are beyond our immediate field of awareness. Do they ever talk about needing a cognitive observer, or is it more like the tree will make the noise regardless?