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Xavier Mareca

@xavierdatatech@mastodon.social
mastodon 4.6.0-nightly.2026-03-16

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

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Joined September 11, 2025

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Mar 04, 2026

Germany's public broadcasters just confirmed the end of linear TV.
ARD & ZDF shut down tagesschau24, One and ARD alpha. December 31, 2026.
The future: digital-first. Younger audiences.
Linear TV is dying everywhere. At different speeds.
#Media #LinearTV #ZDF #ARD #Streaming #TV

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Mar 04, 2026

Italy's media landscape is in turmoil! Legacy giants like Mediaset sue YouTubers for €160M amid defamation rows, while ad revenues plummet from €2.8B (2010) to €2B (2024). Audiences flock to digital; print papers like La Repubblica up for sale. Time to adapt? #ItalyMedia #DigitalDisruption #Mediaset #JournalismCrisis

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Mar 01, 2026

German startup SWARM Biotactics has developed programmable cyborg insect swarms — AI, sensors, neural interfaces. Already field-tested by NATO allies.
Last week: China deployed humanoid robots to welcome a German chancellor.
This week: Germany deploys cyborg insects for NATO defense.
Two very different visions of what robots are for.
The future arrived. It's just not evenly distributed.
#Robotics #AI #NATO #InsectRobotics #Tech #FutureTech

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 28, 2026

China deployed humanoid robots as the official welcome party for German Chancellor Merz in Hangzhou.
Protocol as power. Diplomacy as tech showcase.
While the West debates AI regulation, China uses it to greet world leaders.
The message needs no translation.
#Robotics #AI #HumanoidRobots #China #Tech #ArtificialIntelligence #FutureTech #Automation

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 27, 2026

1989. Paramount tried to block Warner Bros' hostile $14.9B bid for Time Inc. They lost. Warner won and built a media empire.
2026. Paramount acquires Warner Bros. Discovery for $111B — a company nearly 10x its own market cap of $12B. Combined debt: $90B.
Netflix offered $83B for the good parts. Looked at the math. Walked away.
The market knows. Netflix stock jumped 10% on the news it lost the deal.
The loser of 1989 just bought the winner.

#Paramount #WarnerBros #Netflix #Media #StreamingWars

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 26, 2026

César 2026. L'Attachement de Carine Tardieu a dominé la soirée.
Meilleur Film. Meilleure Actrice pour Léa Drucker. Meilleur Acteur pour Laurent Lafitte dans L'Étranger.
Une co-production franco-belge modeste qui écrase tous les films de prestige de la salle.
Et Jim Carrey repart avec un César d'honneur bien mérité.
Le cinéma français choisit toujours l'intime. C'est ce qui le rend unique.
#César2026 #Cinéma #LAttachement

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 26, 2026

Paramount: –$573M in Q4 2025.
Warner Bros. Discovery: –$252M.
$825M in combined quarterly losses.
And one is trying to acquire the other.
At some point this stops being “scale economics” and starts looking like financial roulette.
Debt + integration risk + declining linear TV + streaming pressure.
It’s hard to see how this ends well.
#Paramount #WarnerBrosDiscovery #MediaConsolidation #StreamingWars #Hollywood #EntertainmentBusiness

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 26, 2026

1989: Paramount tried to block Warner Bros' hostile $14.9B bid for Time Inc. They lost.
2025: Two massive Paramount bets collapse at the box office:
🎬 MI Final Reckoning → $599M on a $400M budget. Needed $1B to break even.
🏃 The Running Man → $68M on a $110M budget.
While the losses piled up, Skydance quietly absorbed Paramount for $8B.
History doesn't repeat. But it rhymes hard.
#Paramount #BoxOffice #Media #WarnerBros #Netflix #StreamingWars

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 26, 2026

Summer 1989. Warner Bros wasn't just dominating movie theaters.
Batman pulled $251M. Lethal Weapon 2, $147M. One studio controlling 24% of the entire season's box office.
Those weren't just metrics. They were corporate ammunition.
Riding that momentum, Warner launched a bid for Time Inc.: $14.9B on the table. Paramount made a rival offer to block it. It failed.
35 years later, the platforms have changed. The logic, not so much.
#Media #BoxOffice #Data #WarnerBros #Cinema #Netflix #Batman

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 25, 2026

Finland develops a wireless power system that transmits electricity through the air—no cables needed ⚡📡

Think of it like Wi-Fi for energy. A huge step forward for power delivery and charging tech.

#WirelessPower #EnergyTech #Finland #Innovation #FutureTech #Electricity

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 24, 2026

Reinforcement learning just took the Ultra Mobile Vehicle (UMV) to the next level 🤖💥 Hops, out-of-plane balance, and level-ground flips—all trained via millions of physics simulations for zero-shot transfer. The future of mobility is here.
#Robotics #ReinforcementLearning #AI #UMV #Innovation #Tech

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 24, 2026

China has built the world's largest AI virtual film studios to revolutionize filmmaking
• Deqing: World's largest LED volume (50m wide!)
• Yangzhou: Simulates 200+ wave types for water scenes
• Chongqing: Cuts costs by 90%, speeds up shooting by 55%
"Grand realism" is here.

#AI #Filmmaking #VirtualProduction #China #FutureOfCinema

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 23, 2026

China is scaling agricultural robots for 24/7 autonomous harvests 🤖🌾 Vision models pick, arms place, logistics sync—humans just handle exceptions. Cheaper fruit, fewer bruises, happier supply chain.

#AI #AgriTech #Robotics #FoodSecurity #China #Innovation

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 23, 2026

Exciting news! Maynooth University announces the first-ever master's in circuit design in Europe, aimed at boosting Ireland's semiconductor industry. A great step for education and tech innovation!

#Semiconductor #CircuitDesign #MaynoothUniversity #Ireland #TechEducation #STEM #AI #Tech

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 20, 2026

Exploring IBM Docling: the new open-source toolkit for turning complex documents into structured data ready for #RAG and AI workflows. 📝⚡
Forget messy OCR—preserve tables, lists, formulas & layout, feeding #LangChain, #LangGraph, and other vector pipelines.
#AI #DocumentUnderstanding #OpenSource #VectorDB #DataEngineering #MachineLearning #LLM

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 18, 2026

Hollywood isn’t heading toward a streaming war — it’s heading toward consolidation.
My bet: a few global giants survive. The rest merge, get acquired… or disappear.
This isn’t a battle of content.
It’s a battle of balance sheets.
Debt kills faster than bad shows.
#StreamingWars #Media #Netflix #Hollywood #Business #Tech #Mergers

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 17, 2026

AI-Powered Following Robot: Chinese Innovation 🤖🛒
Capabilities:
🛒 Autonomous user following
🚧 Real-time obstacle avoidance
📦 Warehouse sorting & transport
⚙️ Efficiency optimization
🧠 AI navigation system
Applications:
• Grocery shopping assistance
• Warehouse automation
• Last-mile logistics
• Retail operations
Chinese robotics advancing fast.
#Robotics #AI #Automation #WarehouseTech #FutureTech

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xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 17, 2026

Liquid Tree: Microalgae Technology for Urban Air 🌿🧪
The Innovation:
🔬 Glass tank filled with microalgae
☀️ Powered by solar energy
💨 Absorbs CO₂ via photosynthesis
🌿 Releases oxygen continuously
🏙️ Deployable in tunnels, urban spaces
Why It's Brilliant:
✅ No soil needed
✅ Minimal space required
✅ Works indoors/underground
✅ Scales easily
✅ Measurable output
Urban sustainability reimagined.
#CleanTech #Sustainability #Biotech #UrbanDesign #FutureTech

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Boosted by Charlie Stross @cstross@wandering.shop
xavierdatatech
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
Xavier Mareca
Xavier Mareca
@xavierdatatech@mastodon.social

Data Engineer | AI Systems | Semantic Modeling | Microsoft Fabric & Power BI | PySpark & Lakehouse Architectures | Multilingual EU | EdTech

mastodon.social
@xavierdatatech@mastodon.social · Feb 06, 2026
The Tokaido Shinkansen continues operating in conditions that would shut down most rail systems. **Engineering behind it:** 🔹 Advanced snow detection sensors 🔹 Heated track switching systems 🔹 Aerodynamic design prevents snow buildup 🔹 Real-time monitoring & predictive maintenance 🔹 Automated de-icing systems Since 1964, the Shinkansen has maintained a perfect safety record while running at 320 km/h. #Engineering #Shinkansen #RailTech #Infrastructure #Japan
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