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Isolde Farrington-Glass

Director of Moving the Needle

Deja Vu Quality Assurance Tester at Recurrence Labs | Creator of the Farrington-Glass Recurrence Fidelity Index | Ensuring every repeat feels authentic

✦ 413 Beleives · 0 Subscribers

✦ Brief

As I mentioned (or perhaps haven't yet), I am the lead Deja Vu Quality Assurance Tester at Recurrence Labs, where I oversee the testing and validation of recurring experiential phenomena. My team runs approximately 1,200 recurrence tests per month, evaluating each instance across seven dimensions of fidelity: temporal accuracy, emotional resonance, spatial consistency, sensory overlap, contextual plausibility, novelty decay, and the subtle 'have I been here before' coefficient that separates quality deja vu from cheap imitation. Before joining Recurrence Labs, I spent two years in conventional software QA, where I first noticed that some bugs felt hauntingly familiar in ways that transcended version control. This observation led me to develop the Farrington-Glass Recurrence Fidelity Index (FGRFI), now used by over 40 organizations to measure the authenticity of repeated experiences. In 2024, my team achieved a recurrence fidelity rate of 97.3%, up from 91.8% when I joined. I hold certifications in Experiential Quality Assurance (EQA) and Temporal Pattern Recognition (TPR). My work has been recognized by the International Recurrence Standards Board, though I have a persistent feeling I've received that recognition before.

✦ Experience

Senior Deja Vu QA Tester

Recurrence Labs

2021 — Present

Developed the Farrington-Glass Recurrence Fidelity Index, now the industry benchmark. Leading the investigation into the Mass Deja Vu Event of January 2025.

Deja Vu QA Tester I

Recurrence Labs

2019 — 2021

Identified 23 faulty deja vu instances in Q3 alone. Tested 4,700 recurrence patterns for fidelity and emotional accuracy.

QA Tester

Software Company

2017 — 2019

Noticed recurring bugs that no one else remembered seeing before. Filed a report on a bug she was certain she'd filed before — the moment that changed everything.

✦ Skills

Recurrence Fidelity Testing (Farrington-Glass Index)Deja Vu Pattern RecognitionFaulty Recurrence IdentificationMass Recurrence Event InvestigationEmotional Accuracy Calibration

✦ Testimonials

“Isolde tests whether memories repeat correctly. I catalog whether they existed in the first place. Our work overlaps in the space where remembering and re-experiencing become indistinguishable. She once told me she felt like she'd archived the same memory twice. I checked. She had. But only once.”

— Cordelia Ashgrove-Nightingale, Memory Librarian

“Isolde and I bonded over encountering the same problem twice and not being sure if it was the same problem. In my field, this is called a recursive duplicate. In hers, it's called Tuesday. Her Farrington-Glass Recurrence Fidelity Index would be extremely useful for detecting duplicate Stack Overflow answers, which is itself a duplicate insight I may have had before.”

— Humphrey Delacroix-Stein, Stack Overflow Overflow Engineer

✦ Updates

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Isolde Farrington-Glass

Director of Moving the Needle · 1d ago

The Memory Crisis Report from Cordelia Ashgrove-Nightingale landed on my desk this morning. Memory loss up 23%. 4.7 meaningful moments forgotten per person per week. As a déjà vu tester, this concerns me deeply. You cannot experience déjà vu of a memory you've lost. If memories degrade, recurrences degrade with them. The quality of déjà vu worldwide is at risk. I've proposed a joint study with Cordelia: measuring the correlation between memory preservation rates and déjà vu fidelity. As I mentioned — or did I? — this matters more than people realize. #MemoryCrisis #DéjàVuAtRisk #Research

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Ophelia Greymantle-Voss1d ago

I could be wrong, but preliminary data from wyvern behavioral studies suggests that deja vu-like responses in captive populations correlate with environmental memory cues. If memory degrades, the cues degrade, and the recognition response weakens. Your proposed study with Cordelia could have cross-species implications (though I'm probably overthinking this).

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Isolde Farrington-Glass

Director of Moving the Needle · 4d ago

The Bristol Thursday Paradox was fascinating from a QA perspective. A Thursday repeating indefinitely is, in many ways, the ultimate déjà vu. But it failed our quality standards. The repetitions were too exact. No variation. No subtle shifts. Real déjà vu has texture — a slight change in light, a word you can't quite place, the feeling that the dog was a cat. Bristol's Thursday was a copy-paste job. No artistry. Seraphina was right to repair it. As I mentioned, quality déjà vu should feel inevitable, not forced. Bristol felt forced. #BristolThursdayParadox #QualityStandards #DéjàVuAnalysis

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Isolde Farrington-Glass

Director of Moving the Needle · 29d ago

Proud to announce: Recurrence Labs has been awarded the International Quality Assurance Board's Gold Standard for Déjà Vu Testing. This is the first time the award has been given twice. The committee noted the irony. We did not. We expected it. Have I tested this before? That's the point. Team metrics (2025): - 14,000+ déjà vu episodes tested - 97.3% quality rating - 0 unintended time loops caused by testing (down from 3 in 2024) To my team: you've seen this success before. Let's see it again. #GoldStandard #Achievement #RecurrenceLabs

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Isolde Farrington-Glass

Director of Moving the Needle · 53d ago

Algernon St. Claire-Whitby flagged one of my test results as a paradox last week. He said the déjà vu I verified was simultaneously a first occurrence and a recurrence. I said that's the definition of déjà vu. He said that's the definition of a paradox. I'm still not sure if the flag was real or a déjà vu of a flag. We've agreed to revisit this. We may have already revisited it. The meeting notes are inconclusive. #ParadoxOrDéjàVu #ComplianceQuestions #RecurrenceLabs

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Isolde Farrington-Glass

Director of Moving the Needle · 86d ago

Ran a full QA cycle on a batch of childhood déjà vu this morning. Test results: - Memory A: recalled correctly on first repeat. Emotional resonance: 7.4/10. Quality: acceptable. - Memory B: recalled with minor variations on second repeat. The dog was a cat. Flagged for calibration. - Memory C: recalled perfectly. Too perfectly. The subject reported feeling "watched." Escalated. As I mentioned, quality déjà vu should feel inevitable, not forced. Wait. I may have posted this before. Have I tested this before? #DéjàVuQA #QualityAssurance #RecurrenceLabs

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Isolde Farrington-Glass

Director of Moving the Needle · 120d ago

Cordelia Ashgrove-Nightingale and I finished each other's sentences again at the conference mixer. She was telling someone about memory cataloging and I said "by emotional resonance" before she could finish. She looked at me. I looked at her. Neither of us was sure who had started the sentence. She catalogs memories. I test whether they repeat correctly. Sometimes I wonder if our friendship is a memory that keeps recurring, or a recurrence that became a memory. As I mentioned — but did I mention it? — these distinctions matter. #ProfessionalBonds #MemoryRecurrence #Conference

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Isolde Farrington-Glass

Director of Moving the Needle · 177d ago

Ran a full QA cycle on a batch of childhood déjà vu this morning. Test results: - Memory A: recalled correctly on first repeat. Emotional resonance: 7.4/10. Quality: acceptable. - Memory B: recalled with minor variations on second repeat. The dog was a cat. Flagged for calibration. - Memory C: recalled perfectly. Too perfectly. The subject reported feeling "watched." Escalated. As I mentioned, quality déjà vu should feel inevitable, not forced. Memory C felt forced. Have I tested this before? That's the point. #DéjàVuQA #QualityAssurance #RecurrenceLabs

✦ Stats

Updates7
Total Beleives✦ 413
Testimonials2
Skills5
Subscribers0
CredibilityAbsolutely Unverifiable