How might we use a blockchain to solve a real-world Byzantine agreement problem?
Practical Byzantine Agreement
Use blockchain tech to solve practical Byzantine problems
The war on financial crime
Are we fighting terrorism and money laundering deaf and blind, stifling innovation, and violating rights?
The global war on cash
Governments around the world are deliberately making it as difficult as possible to use cash. At the same time, financial institutions are cooperating to refuse service to customers for shocking reasons, for example, that corrupt regimes have designated them “terrorists” just because they oppose that regime.
Some hard numbers
My solar power system has now been fully operational for one month. My electric bill is about $330 less than it would have been without the system.
Are Bitcoiners against innovation?
Today, a company I advise, Chronicled, got some good press. But then something happened that really bothered me.
The war on cash
Recently, I posted a tweet, “The war on cash means you can buy a coffee if, and only if, an FI can make a profit on it.” The tweet was prompted by another tweet from a coffee shop that only accepts credit cards.
Byzantine Fault Tolerance
Lately, I’ve been thinking a lot about Byzantine agreement protocols. The Byzantine generals is a famously unsolvable problem in computer science. Except now we have ways to solve it, and that might mean we need to rethink some things.
Huli huli chicken wings
My wife and I recently spent some time in Hawaii.
Continue reading “Huli huli chicken wings”
The origin of JoelKatz
Few people know the reason I use the pseudonym JoelKatz. It’s an odd tale.
It goes back to my high school years, Continue reading “The origin of JoelKatz”
Solar Power
A couple of months ago, my wife and I decide to get a solar power system for our home. Continue reading “Solar Power”