@misc{Eonas2026CausalBottleneck,
  title = {The Causal Bottleneck: A Unified Classification of FTL No-Go Results},
  author = {John Eonas},
  year = {2026},
  url = {https://www.academia.edu/176601266/The_Causal_Bottleneck_A_Unified_Classification_of_FTL_No_Go_Results},
  note = {Version 3.2; manuscript date: 1 October 2026; accessed 2026-10-30}
}