How are you, hacker? How are you, hacker? 🪐 What’s happening in tech today, January 21, 2026? The
           HackerNoon Newsletter
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          On this day,
          
            Steve Jobs unveiled the MacBook Air in 2008,  King Louis XVI of France was executed in 1793,  The first nuclear-powered submarine was launched in 1954, 
          
          and  we present you with these top quality stories. 
          
            From 
        An AI Created an Audio and Video Equalizer in C++ for Byte-by-Byte Streaming
       to 
        How to Write Great Articles That People Will Read,
       let’s dive right in. HackerNoon Newsletter homepage On this day, Steve Jobs unveiled the MacBook Air King Louis XVI of France was executed The first nuclear-powered submarine was launched An AI Created an Audio and Video Equalizer in C++ for Byte-by-Byte Streaming An AI Created an Audio and Video Equalizer in C++ for Byte-by-Byte Streaming How to Write Great Articles That People Will Read How to Write Great Articles That People Will Read How to Write Great Articles That People Will Read How to Write Great Articles That People Will Read By @hackernoon-courses [ 3 Min read ] Learn how to structure your article, how to use templates, and the importance of headlines. Read More. @hackernoon-courses Read More. What Comes After the AI Bubble? What Comes After the AI Bubble? By @linked_do [ 12 Min read ] As the AI bubble deflates, attention shifts from scale to structure. A long view on knowledge, graphs, ontologies, and futures worth living. Read More. @linked_do Read More. An AI Created an Audio and Video Equalizer in C++ for Byte-by-Byte Streaming An AI Created an Audio and Video Equalizer in C++ for Byte-by-Byte Streaming By @TheLoneroFoundation [ 5 Min read ] A developer asks Claude to make something most Sr. DSP Audio Engineers struggle with. Read More. @TheLoneroFoundation Read More. 🧑‍💻 What happened in your world this week? It's been said that
          writing can help consolidate technical knowledge,
          establish credibility,
           and contribute to emerging community standards.
          Feeling stuck? We got you covered ⬇️⬇️⬇️ writing can help consolidate technical knowledge establish credibility and contribute to emerging community standards ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME ANSWER THESE GREATEST INTERVIEW QUESTIONS OF ALL TIME 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 ✌️

The HackerNoon Newsletter: The Tech Communitys Efforts to Dethrone OpenAI (1/20/2026)

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The HackerNoon Newsletter: What Comes After the AI Bubble? (1/21/2026)

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