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🪐 What’s happening in tech today, April 20, 2025?

The HackerNoon Newsletter brings the HackerNoon homepage straight to your inbox. On this day, we present you with these top quality stories. From Escape Prompt Hell With These 8 Must-have Open-source Tools to How Clapper is Revolutionizing the Creator Economy, let’s dive right in.

What Trended This WeeK?
What Trended This WeeK?


The Market Today

#01 Amazon
172.61 -1.96%
#02 Coursera
7.31 +3.97%
#04 Instagram (Meta)
501.48 -0.75%
#01 Bitcoin
$84539.46 -1.03%

How Clapper is Revolutionizing the Creator Economy

By @clapper [ 5 Min read ]

Clapper is a new social media platform for content creators. Read More.


Embeddings 101: Unlocking Semantic Relationships in Text

By @riteshmodi [ 14 Min read ]

Text embeddings power AI language understanding. Learn how words become numbers that machines can interpret and why it matters. Read More.


Hallucination by Design: How Embedding Models Misunderstand Language

By @riteshmodi [ 11 Min read ]

Embedding needs to be tested and evaluated; otherwise, hallucinations will happen. Experiment and evaluation on custom data is a must Read More.


Google A2A - a First Look at Another Agent-agent Protocol

By @zbruceli [ 5 Min read ]

Google A2A - a first look at another agent-agent protocol and compared to Anthropic’s MCP. Read More.


Hallucinations by Design - (Part 3): Trusting Vectors Without Testing Them

By @riteshmodi [ 8 Min read ]

Embedding and LLMs needs to be tested and evaluated or hallucinations will happen. Experimentation and evaluation on custom data is a must - openai and genai Read More.


Is Web3 Advertising Finally Solving Its Targeting Problem? Addressable Sevio Expand Web3 Ads Reach

By @ishanpandey [ 2 Min read ]

A new partnership between Addressable and Sevio will enable programmatic display ads on major crypto platforms, making web3 target more efficient. Read More.


Bybit’s $1.5 Billion Hack Proves Crypto’s Biggest Flaw Isn’t the Blockchain

By @janinegrainger [ 3 Min read ]

This past month, hackers stole a staggering $1.5 billion from the crypto exchange Bybit in what the market dubbed “The biggest digital heist ever” Read More.


Escape Prompt Hell With These 8 Must-have Open-source Tools

By @albertlieyeongdok [ 6 Min read ]

Discover 8 powerful tools transforming prompt engineering from trial-and-error into scalable systems—featuring visual workflows, auto-tuned prompts, and memory- Read More.


Additional Stories of your interest:

-Central Banks Are Panic-Buying Gold. You Should Be Asking Why

-This Detective Game Helps Beginners Master SQL and Database Logic

-Carl “Moon” Runefelt Predicted the Market Crash — And It’s Happening Now

-LangChain Promised an Easy AI Interface for MySQL—Here’s What It Really Took

-Why Every Front-End Team Needs Storybook

-The only real moat that exists is consumer mindshare, says Friend.com CEO Avi Schiffmann

-You Don’t Own Your Data, But AI Does—and That’s the Problem

-Should You Learn Rust and Zig? Yes, Yes You Should

-Edge AI Agents Are Apparently a Thing Now

-Want To Win Your Share of $2000? Tell Us How Your Hardware Can Power Aleph Cloud’s DePIN

-Google Gemini Did Not Disappoint on These Blockchain x AI Use Cases

-Blockchain Consensus Mechanisms, Once and For All: PoW, PoS, and Rollups

-The AI Truth Test: New Study Tests the Accuracy of 13 Major AI Models

-Making Sense of Blockchain Execution and Transaction Order

-Ethereum Is More Than Crypto. It’s a Machine for Making Worlds

-How to Set Up Simhub With Gran Turismo 7

-Crypto Whales are Laying the Groundwork for the Next Bull Run

-Hurry! Just One Month Left to Win Up to $2,000 in the #blockchain Writing Contest

-The GTM Budget Struggle

-The Collapse of CVE: How a Funding Failure Threatens Global Cybersecurity

-The Internet Has a Pulse, and This Sequencer Lets You Hear It

-The Internet Is Rigged, Only Decentralization Can Fix It

Poll Of the Week

Tariff Tug-of-War: Will US Tech Tariff Exemption Save Your Gadgets or Just Delay the Pain?

The US has imposed steep tariffs on most Chinese goods, but key tech products like smartphones, laptops, and chips are temporarily exempt, while accessories like chargers and headphones are not. These exemptions may not last, and uncertainty is rattling the tech industry. Will these moves protect consumers and innovation, or just postpone bigger problems?

Short-Term Relief, Long-Term Pain: Exemptions help now, but future tariffs will hurt prices and innovation.
Accessory Shock: Gadgets are safe, but accessories will get more expensive.
Innovation Shift: Companies will move production or innovate elsewhere.
Tariff Whiplash: Uncertainty will disrupt the whole tech industry.
No Big Deal: The tech world has been, and will adapt just fine.
Unsure: More information is needed

🧑‍💻 What happened in your world this week?

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See you on Planet Internet! With love,

The HackerNoon Team ✌️

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