Twitter CEO Jack Dorsey sold an NFT of his first tweet for more than $2.9 million. Wait, what? He sold a tweet? Yes, but the 15-year-old post was sold as an NFT (non-fungible token): a digital certificate of authenticity that confirms this particular digital file is the one the buyer paid for. Continue Reading →

Time to learn about NFTs

Are you ready to bid on your first non-fungible token? Welcome to the world of crypto collectibles, where you can purchase a piece of unique, digital content that is guaranteed to be authentic and, theoretically, can't be duplicated. Continue Reading →
Last week, the government in Shenzhen carried out a lottery to give away a total of 10 million yuan (about $1.5 million) worth of digital currency. The winners can now download a digital renminbi app to receive the digital yuan and spend it at more than 3,000 merchants in a particular district of Shenzhen. The digital yuan is not a cryptocurrency like bitcoin. Instead, it is issued and controlled by the People’s Bank of China, the country’s central bank. Continue Reading →
Facebook Libra Partners
If Libra and Calibra are successful, Facebook will have control of information (Facebook, WhatsApp, and Instagram), weaponized information (a virtual military), and currency (Libra). I’m pretty sure that makes Facebook the largest government on earth. Continue Reading →
Crypto coins
While Bitcoin (₿) is the most famous cryptocurrency, it is only one of approximately 2,000 cryptocurrencies in circulation today. All of the heavily traded cryptocurrencies are powered by some version of a distributed ledger (blockchain), and each has at least one unique attribute that differentiates it. Here's an overview of 5 popular cryptocurrencies and how they compare to Bitcoin. Continue Reading →

What Is Blockchain?

Blockchain
Blockchain, the underlying technology that powers bitcoin, is one of the buzzwords of the past year. Practically everyone is talking about blockchain, and for good reason. Distributed ledgers, the term of art for blockchain’s underlying technology, offer an exciting new way to transact business without a central authority. Here’s a nontechnical, simplified description of the component parts. Continue Reading →