Note: A lot of people think this is purely about >50% attack. Not true, here’s how this unfolds with 10% of censoring hashrate. Bitcoin is often said to be anonymous and uncensorable. Thanks to chain analysis, anonymity is to some extent a disputed wishful thinking from the past. And it looks like it won’t be […]
Tell me the baboon story from Robert Sapolsky. When Robert was studying baboons, there was an outbreak of a virus that affected the hippocampus region of the brain, causing animals to go insane. The typical symptoms were for them to attack members of their troop and ultimately die. Robert watched as the entire troop of […]
(translation note: This article was first published in Slovak language here. Some references are about situation in Slovakia, but the main points are valid in general. This article was written during coronavirus pandemic, and wearing face masks for protection is not just expected, but also mandatory in some countries) As a result of current pandemics, […]
I started playing with solar energy, see a simple overview of the energy production and storage system in this video I made: So far, I thought that solar energy was demanding – it needed specialized experts to install it and make it work, complicated technologies that I don’t understand, drilling into walls and so on. […]
I like WebTorrent especially for movies, because you can watch immediately without waiting for the torrent to finish downloading. My fork adds leech mode to stop upload right after download finishes, does not send telemetry and a few other changes. Actually, WebTorrent has a lot more features. You can download directly in a web app, […]
Update: As of August 2020, Bitmex introduced KYC, so I switched to other exchanges. Use other crypto derivative exchanges. Sometimes you want to keep USD value of your Bitcoin, for example if you know you will have future expenses with known USD value. If you don’t want to go to Ethereum-land for this purpose and […]
I decided to migrate a few virtual machines from one hosting service to another. Most other howtos either recommend a reinstall or need access to the hypervisor (KVM/libvirt in this case – I could use native migrate functionality), which I did not have. Of course, you need to make sure you have the same architecture […]
Sadly, purse.io no longer works, so I deleted this blog
The wonderful host of Slovak Radio International Jonathan McCormick interviewed me about cryptocurrencies. Enjoy!
When I first heard about a new episode of Econtalk with Michael Munger (and the Econtalk host Russ Roberts), I didn’t pay attention to the title, I just new it has to be great as all of their conversations. I had a chance to see Michael Munger live at SREK – Seminar of Austrian economy […]