B sources document what was said in the archive, not the truth of its allegations. R sources support only the identified scientific comparisons. Cited texts are not reproduced in full.

[B01] Peter David Beter (1975-06-21). Audio Letter No. 1. Audio Letters; web archive.
https://www.peterdavidbeter.com/docs/all/dbal01.html
Use: date and subjects of the first letter.
Checked: 2026-10-11

[B02] Peter David Beter (1977-09-30). Audio Letter No. 26. Audio Letters; web archive.
https://www.peterdavidbeter.com/docs/all/dbal26.html
Use: attributed account of a space conflict.
Checked: 2026-10-11

[B03] Peter David Beter (1979-03-29). Audio Letter No. 44. Audio Letters; web archive.
https://www.peterdavidbeter.com/docs/all/dbal44.html
Use: the personal-replacement motif.
Checked: 2026-10-11

[B04] Peter David Beter (1979-06-28). Audio Letter No. 47. Audio Letters; web archive.
https://www.peterdavidbeter.com/docs/all/dbal47.html
Use: robotoids and the memory-template description.
Checked: 2026-10-11

[B05] Peter David Beter (1979-10-27). Audio Letter No. 51. Audio Letters; web archive.
https://www.peterdavidbeter.com/docs/all/dbal51.html
Use: terminological distinction of synthetics.
Checked: 2026-10-11

[B06] Peter David Beter (1982-11-03). Audio Letter No. 80. Audio Letters; web archive.
https://www.peterdavidbeter.com/docs/all/dbal80.html
Use: date and opening of the final letter.
Checked: 2026-10-11

[B07] Audio Books, Inc. (1983). A Bird’s-Eye View of the Audio Letters. Reference Digest; editorial overview.
https://www.peterdavidbeter.com/docs/all/dbeye.html
Editorial overview, not another original Audio Letter. Its group labels are not F1–F4.
Checked: 2026-10-11

[R01] Jon Postel (1981-09). Internet Protocol — RFC 791. RFC Editor.
https://www.rfc-editor.org/info/rfc791/
A chronological anchor for networking.
Checked: 2026-10-11

[R02] David Silver et al. (2016). Mastering the game of Go with deep neural networks and tree search. Nature 529, 484–489.
https://www.nature.com/articles/nature16961
DOI: 10.1038/nature16961
Companion source: https://research.google/pubs/mastering-the-game-of-go-with-deep-neural-networks-and-tree-search/
A result within a bounded game domain.
Checked: 2026-10-11

[R03] Ashish Vaswani et al. (2017). Attention Is All You Need. arXiv:1706.03762; NeurIPS 2017.
https://arxiv.org/abs/1706.03762
The Transformer architecture, not a test of political autonomy.
Checked: 2026-10-11

[R04] Anthony Brohan et al. (2023). RT-2: Vision-Language-Action Models Transfer Web Knowledge to Robotic Control. arXiv:2307.15818.
https://arxiv.org/abs/2307.15818
Studied robotic tasks, not universal embodied capability.
Checked: 2026-10-11

[R05] Johannes Y. Lee et al. (2025-09-01). Brain–computer interface control with artificial intelligence copilots. Nature Machine Intelligence 7, 1510–1523.
https://pubmed.ncbi.nlm.nih.gov/41221369/
DOI: 10.1038/s42256-025-01090-y
Shared assistive control; see Chapter 19 for scope.
Checked: 2026-10-11

[R06] Nicholas S. Card et al. (2026-06-15). Long-term independent use of an intracortical brain–computer interface for speech and cursor control. Nature Medicine 32, 2504–2510.
https://www.nature.com/articles/s41591-026-04414-6
DOI: 10.1038/s41591-026-04414-6
Companion source: https://www.nih.gov/news-events/nih-research-matters/brain-computer-device-helps-man-speak
Public abstract, bibliographic record and NIH account checked; not a complete clinical audit.
Checked: 2026-10-11

[R07] Daniel G. Gibson et al. (2010). Creation of a bacterial cell controlled by a chemically synthesized genome. Science 329, 52–56.
https://pubmed.ncbi.nlm.nih.gov/20488990/
DOI: 10.1126/science.1190719
Companion source: https://www.jcvi.org/research/first-self-replicating-synthetic-bacterial-cell
A bacterial system using a recipient cell.
Checked: 2026-10-11

[R08] Hongwei Cai et al. (2023-12-11). Brain organoid reservoir computing for artificial intelligence. Nature Electronics 6, 1032–1039.
https://www.nature.com/articles/s41928-023-01069-w
DOI: 10.1038/s41928-023-01069-w
Companion source: https://scholars.mssm.edu/en/publications/brain-organoid-reservoir-computing-for-artificial-intelligence/
Experimental computation, not proof of consciousness.
Checked: 2026-10-11

[R09] Steve Ramirez et al. (2013). Creating a false memory in the hippocampus. Science 341, 387–391.
https://pubmed.ncbi.nlm.nih.gov/23888038/
DOI: 10.1126/science.1239073
Companion source: https://dspace.mit.edu/entities/publication/325069c3-5503-4559-abaa-eed464b3c969
Mouse experiment; human autobiographies are not its demonstrated result.
Checked: 2026-10-11

[R10] Josh Abramson et al. (2024-05-08). Accurate structure prediction of biomolecular interactions with AlphaFold 3. Nature 630, 493–500.
https://www.nature.com/articles/s41586-024-07487-w
DOI: 10.1038/s41586-024-07487-w
Structure prediction, not organism manufacture.
Checked: 2026-10-11

[R11] IBM Quantum Learning (undated). Quantum teleportation. Basics of Quantum Information: Entanglement in Action.
https://quantum.cloud.ibm.com/learning/en/courses/basics-of-quantum-information/entanglement-in-action/quantum-teleportation
Official technical explanation of the protocol.
Checked: 2026-10-11

[R12] NASA (2020-10-06). Space Communications: 7 Things You Need to Know. NASA / Goddard.
https://www.nasa.gov/centers-and-facilities/goddard/space-communications-7-things-you-need-to-know/
Companion source: https://science.nasa.gov/mars/mars-relay-network/
Communication constraints; distances in our table are selected examples.
Checked: 2026-10-11

[R13] NASA Science (undated). Why We Search. Exoplanets.
https://science.nasa.gov/exoplanets/why-we-search/
Goals of the search for life, not verification of A3.
Checked: 2026-10-11

[R14] Michio Kawai et al. (2022). Living skin on a robot. Matter 5, 2190–2208.
https://www.cell.com/matter/fulltext/S2590-2385%2822%2900239-9
DOI: 10.1016/j.matt.2022.05.019
Companion source: https://www.hybrid.t.u-tokyo.ac.jp/en/research-papers/4ff0a260-b08e-4a48-9e50-994f980d32e8/
Cited scope: tissue coverage of a robotic finger.
Checked: 2026-10-11