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What Is Fungibility and Why Does It Matter?

What Is Fungibility and Why Does It Matter?

When you spend a dollar, you do not really think about what kind of dollar it is. You do not check the serial number to compare it to the value of another dollar. Dollars are, well, dollars. One dollar on paper is worth the same as a digital dollar deposited […]

What Is Sharding in Blockchain Terminology?

What Is Sharding in Blockchain Terminology?

Imagine this. What if every time you spent a dollar, you had to update everybody who buys and sells dollars? What if you had to contact every bank, every merchant, and every investor and let them know that you were spending this dollar with this serial number? If that sounds […]

What Is an Orphan Block?

What Is an Orphan Block?

As a concept, the blockchain is simple. It is a big ledger, and each entry on that ledger, a block, is the foundation for the next block. That is how it is supposed to work in theory. In reality, however, sometimes there are blocks that never get built upon, and […]

What Is Polyswarm, and Why Do Its Creators Think It Will Work?

What Is Polyswarm, and Why Do Its Creators Think It Will Work?

“It’s a twist on a prediction market,” said Paul Makowski, speaking about the startup Polyswarm, of which he is Chief Technology Officer. “[It’s] designed to incentivize security experts around the world to proffer information on the latest malware threats.” At the Blockchain Unbound conference in San Juan, Puerto Rico, Bitcoin […]

What Is “Buying the Dips” In Cryptocurrency Investing?

What Is “Buying the Dips” In Cryptocurrency Investing?

It is cheesy investment advice, but it is true. You buy low, and you sell high. In altcoins, in particular, this has more meaning than you might think. In fact, buying in the dips can be an even smarter investment than usual when dealing with digital currencies. Even the most […]

What is a Digital Asset in the Cryptocurrency World?

What is a Digital Asset in the Cryptocurrency World?

“Digital assets” and “altcoins” are often conflated by investors, and it is easy to see why. They are both stored and traded entirely digitally, they offer a right to use, and they both use blockchain to track transactions. However, there is one very big difference between the two.  Bitcoin or […]

What Is a Distributed Ledger?

What Is a Distributed Ledger?

Everyone does the book, whether at work checking invoices or balancing the checkbook at home. If you are old enough to remember the paper books and the transition to using a computer, then you know the convenience of punching in data in one place and having it pop up everywhere […]

What Are Public and Private Keys for Bitcoin Wallets?

What Are Public and Private Keys for Bitcoin Wallets?

It is a scene you know intimately from Hollywood thrillers. The klaxon blares as two soldiers grimly march toward the box that will launch nuclear weapons. They receive the order to prime the weapon. Each takes out a key and slots it into the lock. And then… well usually the […]

What Is a Decentralized Currency?

What Is a Decentralized Currency?

An incredible amount of resources is dedicated to money in the modern world. Money has a physical and virtual infrastructure. Governments regulate banks, and in return, banks get the protection of law enforcement and economic investment. Central banks control the borrowing rates, keeping a hand on the throttle and brake […]

What Is a Zero Confirmation Transaction?

What Is a Zero Confirmation Transaction?

There is no sign of trust in business greater, or more risky, than the handshake deal. With nothing on paper, no documentation, and no real commitment, both parties are gambling that the other party will do right by them. It can be a wonderful thing or it can be a […]