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.
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.
My wife and I recently spent some time in Hawaii.
Continue reading “Huli huli chicken wings”
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”
A couple of months ago, my wife and I decide to get a solar power system for our home. Continue reading “Solar Power”
Hello. I’m David Schwartz, better known as JoelKatz in many online communities. I’m the Chief Cryptographer at Ripple and one of the original architects of the Ripple global settlement network. In no way is anything said here official in any way or said in any capacity other than my capacity as a human being, so long as I continue to retain such a capacity.
Twice before I tried to start a blog. Each time, there was some specific thing I felt I needed to comment on publicly and none of the existing channels I had were really suitable. Each of the two previous times, the post count never got above three before I got bored and forgot I had a blog.
My blog posts will be around my personal interests and experiences. You may see things about blockchain technologies, encryption, aviation, solar power, sports, and about anything else that I feel the world most know.
I picked the domain GigabitEther.net for my blog because it was a memorable domain that I’ve had for quite some time and never done anything with.
Maybe the third time will be the charm. Maybe not.