LightNews — News, ranked by scholars

David Linebarger

@tennis-art1.bsky.social

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Book Reading

Hi Everyone,

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April 28, 2026 at 3:13 PM

StayingCovidSafe

@starlightshelling.bsky.social

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The Long-Term Neurocognitive Trajectory of COVID-19: A Synthesis of Clinical, Neuroimaging, and Pathophysiological Evidence

Post-COVID cognitive deficits—especially in executive function and processing speed—can persist or worsen, driven by neuroinflammation and brain network damage, raising dementia risk.

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March 16, 2026 at 8:26 PM

David Linebarger

@tennis-art1.bsky.social

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Grandma Ethyl

Dear Anne and Emily,

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May 27, 2026 at 10:29 PM

John Dupuis

@dupuisj.bsky.social

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The Enduring Legacy of SARS-CoV-2: A Global Analysis of Infection-Induced Chronic Disease and Altered Pathogen Susceptibility

SARS-CoV-2 drives chronic illness and immune dysfunction, increasing risks from reinfection, latent viruses, and co-infections—making the world sicker long-term.

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August 30, 2025 at 12:18 AM

Becky Ancira Robertson

@ancirabecky.bsky.social

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The Gut-Centric Pathogenesis of Long COVID: A Synthesis of Mechanistic and Clinical Evidence Linking SARS-CoV-2, Microbiome Dysbiosis, and Post-Acute Sequelae

Persistent SARS-CoV-2 infection in the gut drives microbiome dysbiosis, barrier failure, and systemic inflammation, forming a core mechanism of Long COVID pathogenesis.

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August 2, 2025 at 8:41 AM

David Linebarger

@tennis-art1.bsky.social

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First Steps

From my new ms of love letters to my daughters . . .

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May 12, 2026 at 12:52 PM

Becky Ancira Robertson

@ancirabecky.bsky.social

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Global Long COVID Prevalence in Adults

Around 6% of adults globally—roughly 360 million people—have experienced long COVID, making it one of the largest chronic disease burdens in modern history.

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August 17, 2025 at 9:43 AM

Becky Ancira Robertson

@ancirabecky.bsky.social

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The Cellular Energetics Crisis in Long COVID: A Mechanistic Analysis of SARS-CoV-2-Induced Mitochondrial Dysfunction in Skeletal Muscle

Long COVID causes mitochondrial collapse via viral proteins, immune dysregulation, and microvascular damage—triggering fatigue, muscle injury, and post-exertional malaise.

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September 9, 2025 at 10:14 PM

David Linebarger

@tennis-art1.bsky.social

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June 9, 2026 at 12:45 PM

David Lingenfelter, PhD

@dlingenfelter.bsky.social

SARS-CoV-2 exhibits characteristics of a quasispecies.

The quasispecies nature of SARS-CoV-2 has been demonstrated through intrahost genetic diversity and dynamic viral populations observed across multiple studies.
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Inbox | Substack

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January 28, 2025 at 3:27 PM

David Linebarger

@tennis-art1.bsky.social

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Clamming

Dear Anne and Emily,

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July 21, 2026 at 1:36 PM

JustMe

@corebrain.bsky.social

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The Cytokine Legacy of COVID-19: How Acute IL-6 and TNF-α Elevation Drives Persistent Musculoskeletal Degradation

Acute IL-6 and TNF-α surges in COVID-19 reprogram muscle, bone, and joint cells, triggering chronic inflammation, fibrosis, and impaired repair—driving long-term musculoskeletal decline.

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August 31, 2025 at 7:26 AM

David Lingenfelter, PhD

@dlingenfelter.bsky.social

SARS-CoV-2 inflicts significant cardiac damage through both direct viral invasion of heart cells and indirect systemic effects.

These findings redefine COVID-19 as a multi-organ disease rather than a purely respiratory illness.
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Here’s a concise breakdown of the article The Multifaceted Disruption of Cardiomyocytes by SARS-CoV-2:
🫀 Central Thesis
SARS-CoV-2 inflicts significant cardiac damage through both direct viral invasion of heart cells and indirect systemic effects, redefining COVID-19 as a multi-organ disease rather than a purely respiratory illness.
________________________________________
🔬 Key Findings
• High Prevalence of Cardiac Injury
~20–30% of hospitalized COVID-19 patients show elevated cardiac troponins, a marker of acute myocardial injury, which correlates with higher ICU admissions and mortality.
• Broad Spectrum of Cardiovascular Complications
Includes myocarditis, pericarditis, heart failure, arrhythmias, thromboembolism, and even stroke—often occurring independently of traditional risk factors like obstructive coronary artery disease.
• Paradigm Shift in Clinical Approach
Early cardiac damage altered patient management, emphasizing cardiovascular monitoring and prompting trials for antithrombotic and anti-inflammatory therapies.
________________________________________
🧠 Mechanistic Debate
• Direct vs. Indirect Damage
The scientific community initially debated whether heart injury stemmed primarily from:
o Direct infection of cardiomyocytes via the ACE2 receptor.
o Indirect systemic insults including hypoxia, microvascular clotting, and cytokine storms.
• Evolving Consensus
Evidence now points to a synergistic, multifactorial pathophysiology where both pathways amplify one another, complicating treatment and long-term care.
________________________________________
https://davidlingenfelter.substack.com/p/the-multifaceted-disruption-of-cardiomyocytes

July 29, 2025 at 2:13 PM

Dann

@dann1960.bsky.social

youtu.be/G8digNB5AcM #davidlin #joelsalatin

Joel Salatin, co-owner of Polyface Farms and best-selling author, discusses why food prices remain under pressure, how energy costs and farm policy are reshaping American agriculture, and what a more resilient food system could look like.

David Lin

Diesel Prices Explode; Are Your Grocery Bills Next? | Joel Salatin

YouTube video by David Lin

youtu.be

September 8, 2026 at 5:47 AM

David Lingenfelter, PhD

@dlingenfelter.bsky.social

Narrative is the core weapon in modern information warfare—more influential than facts alone.

Control over perception and meaning determines psychological, political, and even military outcomes.
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Here’s a summary of Part I of *The Architecture of Belief: Narrative Control in Information Warfare and Propaganda* by David Lingenfelter:

### **1. Narrative Control as Strategic Power**
- **Narrative is the core weapon** in modern information warfare—more influential than facts alone.
- Control over perception and meaning determines **psychological, political, and even military outcomes**.

### **2. Defining the Battlespace**
- **Information warfare** targets belief systems, aiming to manipulate decisions without physical force.
- **Propaganda** is one-sided messaging meant to convert, not reason.
- **Narrative warfare** seeks not just to inform, but to encode specific meanings into stories.

### **3. Psychological Underpinnings**
- Humans are wired for stories. According to Walter Fisher’s “narrative paradigm,” **story trumps argument** because we judge coherence and emotional resonance more than factual accuracy.
- Techniques like **emotional manipulation**, **confirmation bias**, and **gaslighting** are exploited to shape public opinion or sow confusion.

### **4. Core Elements of a Narrative**
Paul Cobaugh outlines four components:
- **Meaning** (interpretation)
- **Identity** (whose story it is)
- **Content** (facts and claims)
- **Structure** (how it’s told)

### **5. Tools of Manipulation**
- **Misinformation**: False but unintentional.
- **Disinformation**: Deliberately false.
- **Malinformation**: True but weaponized out of context.
- These are used tactically to fragment truth and create **“post-truth” cynicism**.

### **6. Vulnerabilities in the Human Mind**
- Cognitive shortcuts and emotional triggers are entry points for influence.
- Narrative influence bypasses logic, often engaging identity and values directly.

### **7. Autonomy as a National Security Issue**
- **Cognitive warfare** targets autonomy—free thinking becomes a strategic asset to defend.
- Democracies must prioritize **cognitive resilience** to guard against manipulation.

Here’s a summ…

- **Ancient propaganda**—from Persian inscriptions to Roman coins—was used to legitimize power and control perception.
- The **printing press revolutionized narrative warfare**, empowering religious and political reform (e.g., Luther’s theses).
- **World War I and II** industrialized propaganda. The U.S., Britain, and Germany used emotional messaging, atrocity stories, film, and psychological operations.
- The **Cold War** saw a bipolar battle of narratives—freedom vs. communism—where both sides used covert influence (e.g., CIA's *Encounter* magazine, Soviet disinfo ops).
- **Post–Cold War** eras are marked by asymmetric conflicts: now, non-state actors and individuals can wage powerful narrative campaigns globally via digital tools.

### **2. Modern Narrative Actors & Playbooks**
#### **States**
- **Russia’s model** (Gerasimov Doctrine): “deterrence by chaos” using disinformation, psychological ops, and cyber to destabilize rather than persuade.
- **China’s model** (informatized warfare): strategic, unified messaging combining censorship, surveillance, and global influence through platforms like TikTok.

#### **Non-State Actors**
- Terror groups (e.g., ISIS) use cinematic-style propaganda for recruiting and radicalization.
- Hacktivists and conspiracy networks exploit gaps in trust, often drawing on emotional grievances.

#### **Corporations**
- Engage in “soft narrative control” through advertising, lobbying, and shaping information environments to maintain profitability or influence culture.

---

### **3. Vulnerabilities of the Digital Age**
- Social media accelerates narrative warfare via **virality, anonymity, and algorithmic amplification**.
- Platforms are structurally incentivized to reward **emotion, division, and outrage**.
- **Deepfakes, bots, and AI-generated content** are emerging threats, making manipulation cheaper and harder to detect.

---

### **4. Strategic Recommendations**
- **Narrative resilience**: Societies need to build cultural and educati…

June 30, 2025 at 4:58 PM

David Lingenfelter, PhD

@dlingenfelter.bsky.social

How Artificial Intelligence Can Enhance Your Software Engineering Projects

AI in software engineering isn't just about efficiency; it's about unlocking new levels of creativity and problem-solving.
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Inbox | Substack

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January 28, 2025 at 7:26 PM