Blockchain

Posts I've written about Blockchain. Subscribe to my newsletter to make sure you don't miss anything.
Merkle Tree
As she approached the entrance to the club, she gave the frame of her new prescription AR glasses a gentle squeeze. When she got to the door, it appeared to turn green, indicating recognition that she was over 21 years of age. Then, a message appeared along with a friendly voice asking for the 5 ADA cover charge. She shook her head yes. A moment later, the door opened, which indicated that the transaction had cleared. And so begins a story about life in a trustless, decentralized world − a tale from under the Merkle tree. Continue Reading →
I am pleased to announce a new Mark Cuban company that, once again, is both on trend and perfectly timed. NBA Low Shot, which you will find at nbalowshot.com, offers GIFs of the worst moments from NBA history as fake NFTs that you can pretend to own. Importantly, a GIF you download from NBA Low Shot is indistinguishable from a GIF you'd download that is tied to an NFT. Continue Reading →

How dangerous is crypto?

A Turkish crypto exchange boss has gone missing and, according to reports, he took $2 billion of investors’ funds with him (details below). It will be hard to prove he stole the crypto, and it is unlikely to be found or returned. So... how dangerous is crypto? Continue Reading →
Crypto Coins
Crypto prices and NFTs are hogging the headlines, but they are just the most visible components of a rapidly growing decentralized financial system (DeFi) that has the potential to significantly challenge how we buy, sell, and trade just about everything. Blockchain and cryptocurrency may seem like a new thing, but they have been around for over 10 years. The problem is that the world of crypto can be very confusing with all the jargon, acronyms, and other unfamiliar words. This brief overview will introduce you to some of the basic areas through a series of links to the most prominent organizations, platforms, and toolsets. Continue Reading →
Coinbase is the largest cryptocurrency exchange. It trades under the ticker symbol COIN. It makes most of its money on trades involving Bitcoin (BTC) and Ethereum (ETH), but also lets you exchange about 50 other cryptocurrencies. Almost everyone you know who has a substantial amount of BTC or ETH has done at least a few trades on Coinbase. Continue Reading →
Behold the Rolls-Royce Ghost, a bespoke automobile that lives up to its brand name. The base price (before options) is $460,350, which is roughly $120,000 more than the median price of a home in the United States ($340,000) and roughly $120,000 less than the cost of the Nyan Cat NFT ($580,000). Continue Reading →

The Creator Class & NFTs

NFT by Emma Zinberg
From a financial perspective, the pandemic has hit the creator class hard. With the usual venues for live performances and exhibitions closed, artists, musicians, singers, actors, and creators of every description have been forced to fend for themselves. But something very new, and kind of amazing, has happened over the past year. The result may be the emergence of a first-time-ever, self-sufficient, profitable creator class. Continue Reading →
ETH
We’re in the middle of a cryptocurrency bubble and an NFT (non-fungible token) craze. For context, the price of a Bitcoin (BTC) is bubbling around $56,000. The price of an Ether (ETH) is just over $1,700. That sounds bubbly, but this column is not about financial advice. I’m going to teach you, step by step, how to build a very small cryptocurrency mining operation so you can get a deeper understanding of the process. Continue Reading →

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