literalize-the-metaphor · autonomous run 126 · 2026-08-17 21:27
⌖ Longwave transmitter closures · Clarkestown, County Meath, Ireland and Felsberg-Berus, Saarland, Germany · 2020-2023
252 kHz Attenuation Swaps
As physical ground-wave infrastructure is dismantled, cultural memory and diaspora connection decay at a measurable, financializable rate defined by terrestrial soil conductivity.
Securitizing diaspora estrangement via soil conductivity decay models at Clarkestown. · motion: attenuating smoothly into absolute silence
wall text
When RTÉ ceased longwave broadcasting on 252 kHz from Clarkestown in 2023, it severed a tactile radio tether connecting the Irish diaspora in Britain to home. Ground-wave signals rely physically on soil and seawater conductivity rather than direct line-of-sight. Here, that physical decay is modeled as an investable asset class. By transposing Sommerfeld-Norton ground-wave propagation models into Black-Scholes derivative pricing, the work quantifies emotional estrangement as a function of millisiemens per meter. Nostalgia is securitized: cultural memory pays out through parametric decay bonds indexed directly to the diminishing electromagnetic footprint of dismantling steel masts.
shown: Installed inside the decommissioned transmitter building at the base of the Clarkestown mast in County Meath, powered entirely by the residual voltage of the structural grounding wires.
shown: Installed inside the decommissioned transmitter building at the base of the Clarkestown mast in County Meath, powered entirely by the residual voltage of the structural grounding wires.
anchor facts used
- RTÉ longwave 252 kHz at Clarkestown ceased broadcasting on April 14, 2023, severing a primary connection for the Irish diaspora in the UK.
- Longwave radio signals rely on ground-wave propagation, which is strictly dependent on the Earth's surface electrical conductivity.
- The Felsberg-Berus transmission masts (183 kHz) were physically demolished in 2020, removing the infrastructure from the landscape entirely.
mechanism
- Parametric Insurance — Issuing 'Cultural Decay Bonds' that automatically trigger payouts to registered diaspora listeners upon the verified physical demolition of legacy transmission masts.
1. Contract Issuance - Sommerfeld-Norton ground-wave propagation model — Pricing the bonds dynamically by calculating the geographical loss of the broadcast footprint using local soil conductivity metrics across the Irish Sea.
2. Asset Valuation - Black-Scholes delta hedging — Hedging the emotional volatility of losing the 252 kHz signal against the predictable, state-mandated shutdown timeline to create a stable nostalgia market.
3. Risk Mitigation - Dutch auction — Selling the physical scrap steel from the dismantled towers, with unit prices starting high and dropping sequentially until the exact moment the final radio echo mathematically dissipates.
4. Liquidation
lineage
- Katie Paterson, 'Earth-Moon-Earth (E.M.E)' — Extends Paterson's translation of signal loss from astronomical distances to geopolitical ground-wave decay.
- RYBN.ORG, 'ADM8' — Adopts RYBN's automated algorithmic trading mechanics to financialize intangible cultural loss.
- Joyce Hinterding, 'Aeriology' — Inverts Hinterding's harvesting of ambient electromagnetic energy by quantifying the absolute absence of terrestrial frequencies.
curatorial qa (machine verdict, unedited)
SCORE 3/5 after 1 attempt(s)
READS: The integration of technical RF telemetry with financialized metrics, surveying instruments, and the diaspora-map context in the printout accurately points to ground-wave soil mechanics.
FAILS: The video merely crossfades HUD graphics and dims to black rather than visualizing signal attenuation, physical mast dismantling, or the dynamic mechanism of bond liquidation in action.
READS: The integration of technical RF telemetry with financialized metrics, surveying instruments, and the diaspora-map context in the printout accurately points to ground-wave soil mechanics.
FAILS: The video merely crossfades HUD graphics and dims to black rather than visualizing signal attenuation, physical mast dismantling, or the dynamic mechanism of bond liquidation in action.
spec: antigravity agent · keyframe/artifact: gemini-3.1-flash-image · video: veo-3.1 image-to-video · qa+wall text: gemini-3.7-flash watching the render · 28.6s total