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Cryptocurrency

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Come learn cryptocurrency with me, for FREE

I’m launching an email course for crypto newcomers who want a guided introduction to cryptocurrency. This course is not designed for “nerds” or those “in the know”, but for normal people seeking to satisfy their curiosity and understand what all the fuss is about.‍

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COVID was exactly what crypto needed

COVID-19, for better or worse, is the perfect catalyst to accelerate crypto adoption.‍

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How does Cosmos work? How does it compare to Bitcoin and Ethereum? (Part 1)

The crypto industry never really rests. It all started with the launch of Bitcoin in 2009. When it first came out, everyone thought Bitcoin was the holy grail of digital currencies. What was once believed to be impossible was now real: The first ever peer-to-peer (P2P) payments network.

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How does Cosmos work? How does it compare to Bitcoin and Ethereum? (Part 2)

In part 1, we’ve talked about Cosmos from the viewpoint of building a single blockchain and blockchain application. But as we noted earlier, one of Cosmos’ biggest value propositions is interoperability — the ability to communicate across MANY blockchains.

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Let’s take a crack at understanding distributed consensus

Distributed systems can be difficult to understand, mainly because the knowledge surrounding them is distributed. But don’t worry, I’m well aware of the irony. While teaching myself distributed computing, I fell flat on my face many times. Now, after many trials and tribulations...

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What do we mean by “blockchains are trustless”?

Many of us are guilty of describing blockchains as “trustless” systems. However, I’ve come to realize that the term “trustless” is ambiguous, confusing, and most importantly, inaccurate. Blockchains don’t actually eliminate trust. What they do is minimize the amount of trust required from any single actor in the system.

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Fundamental challenges with public blockchains

There’s no question that blockchain technology has enormous potential.Decentralized exchanges, prediction markets, and asset management platforms are just a few of the exciting applications being explored by blockchain developers. Exciting enough, in fact, to raise over billions in ICOs...

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How does Ethereum work, anyway?

Odds are you’ve heard about the Ethereum blockchain, whether or not you know what it is. It’s been in the news a lot lately, including the cover of some major magazines, but reading those articles can be like gibberish if you don’t have a foundation for what exactly Ethereum is. So what is it?

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Como a Ethereum funciona afinal? (PTBR ver.)

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Jak w ogóle działa Ethereum? (Polish ver.)

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De qualquer forma, como funciona o Ethereum? (PTPT ver.)

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Come funziona Ethereum? (Italian ver.)

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Як працює Ethereum? (Ukraine ver.)

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Wie funktioniert Ethereum überhaupt? (German ver)

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The synergies gained from building on Ethereum’s decentralized app ecosystem

When the first home telephones were being installed in the 1870s, the companies selling them had a problem: phones aren’t very useful if you can only call a few people. However, this challenge got easier and easier as the networks expanded, since every new customer’s presence in the phone book...

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Blockchains don’t scale. Not today, at least. But there’s hope.

Blockchains, as it stands today, are limited in their ability to scale.That’s not to say that this will be the case forever, but it’s definitely true today. In fact, I’d argue it’s one of the biggest technological barriers we face with blockchain technology today.

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Bitcoin, Ethereum, Blockchain, Tokens, ICOs: Why should anyone care?

The Crypto market is gaining lots of steam. Gravity-defying price rallies and multi-million dollar token sales are commonplace, as are front-page headlines discussing Ethereum, Bitcoin, ICOs, tokens, hard forks, and other technical topics.

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