How Will Bitcoin Work When Mining Rewards Run Out?

Let us frame the question, by reviewing what miners really do… Miners play a critical role in the Bitcoin network. Their activity (searching for a nonce) results in assembling an immutable string of blocks that corroborate and log the universal … Continue reading

Is Bitcoin Erasing 300 years of Monetary Evolution?

Today, economist and Nobel laureate, Paul Krugman, wrote in the New York Times, that Bitcoin is taking us back 300 years in monetary evolution. As a result, he predicts all sorts of bad things. A significant basis for Mr. Krugman’s … Continue reading

Extra PCs laying around? Why not mine Bitcoin?

I get this question a lot. Today, I was asked to write an answer at Quora.com, a Q&A web site at which I am the local cryptocurrency expert. It’s time to address this issue in my own Blog. Question I … Continue reading

What will it take for Bitcoin to be widely adopted?

Early adopters, speculators and Geeks are never sufficient to bring a new paradigm to market. Mass appeal and adoption of a mechanism that requires education and a change of behavior is never ‘fait accompli’—until it reaches a tipping point. Once at the … Continue reading

John Oliver explains Bitcoin, Blockchain & Crypto (with precision & clarity)!

John Oliver is a crossover who bridges the art of a comedian with the reporting and perspective of a liberal political pundit. Even detractors acknowledge that Oliver addresses serious issues with unusual wit and humor. I never thought Oliver could … Continue reading

Building a Bitcoin ATM is easy, but…

…But offering or operating them engulfs the assembler in a regulatory minefield! A photo of various Bitcoin ATMs appears at the bottom of this article. My employer, Cryptocurrency Standards Association, shared start-up space at a New York incubator with the … Continue reading

Multisig Wallet: Protect Bitcoin in case of death or forgetfulness

UPDATE (April 2018): See footnote regarding Coinbase multisig vaults.* The feature will be retired this month, because it interferes with plans to improve support of Bitcoin forks. Legacy Method of Inheriting Assets Many Bitcoin owners choose to use a custodial account, in which … Continue reading

ICOs & altcoins rise and fall—yet, Bitcoin endures

At the end of 2017 and the first months of 2018, we witnessed a surge of interest in Initial Coin Offerings or ICOs. Perhaps the word “interest” gives too much credit to ICOs. Most are scams. ICOs are pushed through … Continue reading

What if you send Bitcoin to a non-existent address?

I get this question a lot. Today, I answered it at Quora.com. But, here at A Wild Duck, I have more bandwidth to elaborate. Question: What if I make a typo when sending Bitcoin. The recipient address may be invalid … Continue reading

Why would anyone attribute value to Bitcoin?

Oh, Cheez…We’re back to this question, again! As a Bitcoin columnist, I get this question a lot. Today, an answer was requested at Quora.com, where I am a leading contributor on cryptocurrencies: “Clearly, some people value Bitcoin. But How can … Continue reading

Should we ‘out’ Bitcoin creator, Satoshi?

Everyone likes a good mystery. After all, who isn’t fascinated with Sherlock Holmes or the Hardy Boys? The thirst to explore a mystery led us to the New World, to the ocean depths and into space. One of the great … Continue reading

Is Bitcoin a store of value?

Bitcoin has many characteristics of a currency. It is portable, fungible, divisible, resistant to forgery, and it clearly has value. Today, that value came close to $20,000 per coin. Whether it has ‘intrinsic value’ is somewhat of a moot question, because … Continue reading

Revisiting Bitcoin Fair Value Calculation

In an April 2014 article, I demonstrated how one might approach a fair Bitcoin valuation. Original Methodology: What fraction will Bitcoin capture of the float needed to support daily global commerce? My methodology was based on the demand that Bitcoin would … Continue reading

Bitcoin: up 120% in less than 2 months

At the end of October, I delivered a keynote speech at the Cryptocurrency Expo in Dubai. That was just 5 weeks ago. When I left for the conference, Bitcoin was trading at $6,300/BTC. But in the next few weeks, it reached … Continue reading

Will Futures Market Affect Bitcoin Value or Viability?

The Chicago Mercantile Exchange (CBT) is likely to begin listing options contracts for Bitcoin futures. And the CBOE is very likely to follow suit. What impact will this have on the value of Bitcoin holdings around the world? And what … Continue reading

Big insight from tiny fraction of bitcoin owners

Quick—Take a guess: How many individuals own at least 1 BTC? I was asked this question today at Quora, a popular Q&A blog covering a variety of technical and economic disciplines. Under my alias “Ellery”, I am the most viewed … Continue reading

Jump into Bitcoin with Intuitive Understanding

In the past, I have written articles for beginners: Can cash have value if it isn’t real? What backs Bitcoin? Choosing a Bitcoin wallet Bitcoin Primer: Don’t start with miners What is a blockchain? Is it too late to get … Continue reading

Bad News is Good News for Bitcoin Investors

Bitcoin was hit by a double whammy this week. On Tuesday, Jamie Dimon of JP Morgan declared that Bitcoin is a fraud that will “blow up”. Then, just this morning, a Bitcoin exchange in China announced that it would shut … Continue reading

Spell it Out: What, exactly, backs Bitcoin?

On August 1 2017, the value of a Bitcoin was at $2,750 US dollars. Today, just over one month later, it is poised to leap past $5,000 per unit. With this gain, many people are asking if Bitcoin has any … Continue reading

Incentivize Bitcoin Miners After All 21M BTC Are Awarded

Individuals who mine Bitcoins needn’t be miners. We call them ‘miners’ because they are awarded BTC as they solve mathematical computations. The competition to unearth these reserve coins also serves a vital purpose. They validate the transactions of Bitcoin users … Continue reading