Thomas Edison Would Have Thought of Blockchain
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Thomas Edison was one of history’s greatest inventors — a man who understood that invention is not just about having a great idea, but about relentlessly iterating, failing, learning, and…
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The Hobbit to Blockchain. An Unexpected Journey.
“In a hole in the ground there lived a hobbit…” So begins Tolkien’s famous tale, and much like Bilbo Baggins who was dragged on an unexpected adventure, many of us…
Bitcoin, SpongeBob and the Bubble Man — Are You Crazy or What?
Every time Bitcoin’s price goes on a wild ride, the bubble debate resurfaces with a vengeance. Critics point to the parabolic price charts, the media frenzy, and the stories of…
The DAO. Understanding the Attack ;-)
In June 2016, the Ethereum ecosystem experienced one of its most dramatic and consequential events: the hack of The DAO. This event shook the community to its core, led to…
The Ethereum Whitepaper: An Overview
The Ethereum Whitepaper, written by Vitalik Buterin in late 2013, is one of the most important documents in blockchain history. It outlined a vision for a blockchain platform that went…
New Book: Bitcoin. A Complete Guide to the Currency of the Future
I’m excited to announce a new book about Bitcoin that provides a comprehensive overview for both beginners and those looking to deepen their understanding of cryptocurrency. About the Book Bitcoin:…
Building a Basic Blockchain in Python. Part 2.
In Part 1, we built a basic blockchain with blocks, hashing, and chain validation. In this second part, we add Proof of Work mining and a transaction system. Proof of…
Consensus Algorithms in Blockchain. Proof of Work.
One of the most fascinating problems in distributed systems is achieving consensus — getting all nodes in a network to agree on the same state — without a central authority.…
Building a Basic Blockchain in Python. Part 1.
One of the best ways to understand how blockchain technology works is to build one yourself. In this first part of a two-part series, we’ll build a simple blockchain from…
Bitcoin: Checkmate to the Financial System?
When Satoshi Nakamoto published the Bitcoin whitepaper in October 2008, the world was in the middle of the worst financial crisis since the Great Depression. The timing was not coincidental.…