Cashu: Bitcoin freebanking

You can also listen to this blog as an audio: Or open it with your favourite podcasting app. The period of free banking in the United States lasted from about 1837 to 1863. During these years, private banks had the freedom to issue their own banknotes without central regulation, resulting in a unique and diverse […]

Bypassing hotspot restrictions for data

Many mobile carriers restrict personal hotspot usage, forcing users to upgrade to pricier plans just to share their internet connection. For example operators in Panama offer unlimited data (“Ilimitado”), but that does not include hotspot traffic. How do they detect and block tethering / hotspot? One common method is checking the Time to Live (TTL) […]

Portal Hardware Wallet by TwentyTwo

[Tento článok v češtine a slovenčine na Bitcoin Alza] Doing reviews on new hardware wallets is a bit of a difficult task – most of them don’t bring anything new to the table, they find their close-knit group of supporters, often fueled by a few successful podcasts, and eventually end up forgotten and unused. That’s […]

Loaditfor.me – experiment with AI

Audio version of this blog: I am doing some coding experiments with AI. This one is now public, although I don’t know how long I will run it in this form. Anyway, I found it pretty useful for myself, so it might be useful for you as well. Problem: I don’t have time to read […]

Encrypted communication between programs and mobile devices

Listen to the blog as audio here I’ve already written about the need for encrypted communications and encrypted communicators. However, my focus has been on communication between people – whether written, voice, video or in groups. However, for me, communication between a computer and a human – specifically me – is also an interesting topic. […]

You don’t have to do it, a better life awaits

Listen to the blog as audio here. Today I read this: “You can simply walk away from the modern systems of slavery.Why don’t you?” – Max Hillebrand Of course Max wrote it on Nostr. But that’s another story. I read through the comments and some people were saying things like: “Yes, but I have a […]

GDPR – How Not to Protect User Privacy

Today, I have read a tweet praising positive impact of GDPR on security and privacy. As a founder of several security companies (being on the “receiving” end of this regulation – clients must use their services to pass GDPR checklists), I have a different experience. This is the reality of GDPR: Where Did It Go […]

How I save my time and attention with value4value podcasts

Audio version: I switched to podcasting 2.0, which allows you to send micropayments to a content creator over the Lightning Network, a long time ago. In my Slovak language podcast, at the end of the recent episodes I also discuss the “boosts” of previous episodes from value4value apps such as Fountain.fm. The flow of bitcoins (“sats”) in this […]

Rich people don’t (have to) pay taxes

The core of this text is a thought experiment, not science – and it’s perfectly OK if you disagree with it. I found this thought experiment to be an interesting take on an eternally debated topic. Inequality First, a few basics: the income scissors are probably melting, but what is certain is that the distribution […]

How to start with Nostr using Primal

We are all waiting on Nostr social network for you. If you don’t know how to get on, I’ve prepared a video tutorial. First, install the Primal app. Then follow this video tutorial: And finally, you can start following me: npub1m2mvvpjugwdehtaskrcl7ksvdqnnhnjur9v6g9v266nss504q7mqvlr8p9