Irrational Bitcoin mining

Last week we discussed the economics of P2Pool mining with low-powered miners . One of the more interesting comments I came across while do...

The Money Protocols - Bitcoin, blockchain and others

I was recently sent a link to an article discussing the development of "the money protocol". The idea has been around for awhile ...

Death of Satoshi

In the recent months, the Bitcoin community is discussing probably the most controversial issue the project has faced thus far - whether or ...

Pervasive banking

In computer science, there is a concept of " pervasive computing " - an idea that instead of using a specific device to perform co...

Bitcoin and Beyond - a presentation

Recently, I was invited to be a speaker for the 2015 Annual Gathering of Mensa Canada . Instead of doing the usual "What is Bitcoin...

Fighting Bitcoin theft - law enforcement block explorer

Recently I had a chat about what would be some good features for a block explorer to have. One thing I don't really see implemented too ...

Who stands to benefit from a spam attack on the Bitcoin network?

As discussed earlier , the Bitcoin network has recently been flooded with a lot of spam transactions . While at least some of this was an ho...

Fighting Bitcoin spam with Bitcoin Days Destroyed

As many of you might've noticed, the Bitcoin network has recently been flooded with a lot of spam transactions . While the problem is no...

Cryptos - the anti-euro

In the light of recent banking problems in Greece , it might be interesting to revisit the ideas behind the Euro and how they hold up in the...

Bitcoin vs Blockchain

In the recent months there has been a lot of buzz in the financial world about the " blockchain technology ". It seems that everyo...

Handling bitcoins during a hard fork - pondering Bitcoin XT

As everyone might've heard by now, there is a big debate in the Bitcoin community about whether or not we should increase the block size...

Mining versus Consensus algorithms in Crypto 2.0 systems

Recently, I had the pleasure of talking with David Schwartz , Chief Cryptographer at Ripple Labs  about a topic that I haven't heard cov...

Much ado about nothing - pondering 21Inc

In the last few months a lot of people have been talking about the "mysterious 21 Inc " - a Bitcoin startup that raised $116M in r...

Non-fungible currencies - gold bars and art

Fungibility  is one of the desired properties of money. You want every unit of money to be worth exactly its face value and be interchangeab...

Shipping without incentives and features

Recently I was doing some research into Factom , a new project that aims to embed a lot of data into the Bitcoin blockchain and create a ...

Specialists, not generalists - the upcoming service fragmentation in the 2.0 world

I am a strong believer in the Crypto 2.0 space . I see the world heading towards the Singularity of Money , where the currency we transact i...