# The Problem Is Not Copying Every Molecule by Randal A. Koene
> "The problem is not copying every molecule; it is identifying the causally relevant functions."
> **— Randal A. Koene**, *Whole-brain emulation discussions, wording candidate*
Verification Status: Unverified — exact wording/source has not yet been independently confirmed against a primary source; source clue: Whole-brain emulation discussions, wording candidate.
## Related Topics
- [[wiki/Whole Brain Emulation|Whole Brain Emulation]]
- [[wiki/Executable Brain Model|Executable Brain Model]]
- [[wiki/Functional Digital Twin|Functional Digital Twin]]
- [[wiki/World Simulation|World Simulation]]
- [[wiki/Simulation Hypothesis|Simulation Hypothesis]]
- [[wiki/Simulation Welfare|Simulation Welfare]]
## Share on Social Media
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"The problem is not copying every molecule; it is identifying the causally relevant functions."
— Randal A. Koene, Whole-brain emulation discussions, wording candidate
https://bryantmcgill.com/simple-reminders-randal-koene-problem-not-copying-molecule
```