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🪐 What’s happening in tech today, February 25, 2026?
The
HackerNoon Newsletter
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On this day,
we present you with these top quality stories.
From
Optimise LLM usage costs with Semantic Cache
to
Researchers Develop a Real-Time 3D Mapping System That Helps Robots Understand Natural Language,
let’s dive right in.
Beyond the Bots: What Real Writing Looks Like in the Age of AI
By @hackernoon-courses [ 4 Min read ] Learn how to write content that stands out in the age of AI, crafting a voice and style no model or copycat can replicate. Read More.
Codex vs Factory vs Cursor: Does the Harness Really Matter for MVP Prototyping?
By @navigatingnoise [ 5 Min read ] Opus 4.6 locks horns with GPT 5.3 Codex in a harness comparison to see if it makes any difference where you use the model. Conclusion? Its not what you think. Read More.
Researchers Develop a Real-Time 3D Mapping System That Helps Robots Understand Natural Language
By @roomscale [ 3 Min read ] A new system fuses language models with 3D Gaussian Splatting to help robots build real-time, semantic maps 3.5x faster than existing methods. Read More.
The Alpha Engineers Endgame – Becoming a Nobody
By @edwinliavaa [ 11 Min read ] Why real engineers are rejecting titles, visibility, and wealth chasing—and choosing sovereignty, privacy, and freedom instead. Read More.
Optimise LLM usage costs with Semantic Cache
By @birukum [ 11 Min read ] Agentic AI workflows can create a financial black hole. Learn how semantic caching uses vector similarity to cut your LLM token burn by 24%. Read More.
🧑💻 What happened in your world this week?
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We hope you enjoy this worth of free reading material. Feel free to forward this email to a nerdy friend who’ll love you for it.See you on Planet Internet! With love,
The HackerNoon Team ✌️
