Category: Blockchain

  • The FTX crypto exchange and its spider web

    The FTX crypto exchange and its spider web

    Yesterday, the U.S. Securities and Exchange Commission (SEC) released its indictment against Sam Bankman-Fried. It details the financial entanglements of FTX, Alameda Research and more than a hundred other companies and individuals. We have tried to disentangle these allegations somewhat for you.

  • Web3 for data preservation? (Or is it just another expensive P2P?)

    Web3 for data preservation? (Or is it just another expensive P2P?)

    Drew Austin raises an important question in Wired: How should we deal with our accumulated personal data? How can we get from randomly hoarding to selection and preservation? And why does his proposed solution of Web3 not work out? A few analytical thoughts.

  • Rejuvenation for Pro Senectute through NFT and Metaverse?

    Rejuvenation for Pro Senectute through NFT and Metaverse?

    Pro Senectute beider Basel, a foundation to help the elderly around Basel, launched its NFT project last week and already informed about its Metaverse commitment beforehand. According to a media release, Michael Harr, managing director of the 15-million Basel-based company, wants to use the purchase of these “properties” in a “central location” in two online […]

  • What is an NFT, behind the scenes?

    What is an NFT, behind the scenes?

    “NFT” is currently on everyone’s lips again, and not only because of Pro Senectute. But what is actually behind the full-bodied promises of the NFT advocates? For more insights on NFTs and the entire blockchain ecosystem, click here. You can also read this text in German 🇩🇪. “NFT” stands for “Non-Fungible Token” and is being […]

  • Offline digital cash?

    Offline digital cash?

    The question of using digital money in the event of a network outage comes up again and again. Here is an overview of the options and their pros and cons.

  • The NFT Danger Zone

    The NFT Danger Zone

    Susanna Petrin closes her NFT experiment with a dystopia of life after we destroyed our environment: Admiring our NFTs while strolling through the metaverse. I hope we can avert both.

  • A business-driven blockchain evaluation flow chart

    A business-driven blockchain evaluation flow chart

    Yesterday, Rene Jan Veldwijk posted a blockchain decision flowchart he had previously used in a presentation.

  • Blockchain in a nutshell

    Blockchain in a nutshell

    People often try to claim blockchain use cases without much deliberation. Here is a condensed, quotable version of «Hitchhiker’s Guide to the Blockchain» and «Data lifecycle questions, not only for Blockchains».

  • Web3 is just expensive P2P

    Web3 is just expensive P2P

    Web3 claims to be the only way to save us from commercial entities defining what we can see and what not. Yet, it does exactly this: It results in commercialized entities defining what we can see and what not.

  • Git, PGP, and the Blockchain: A Comparison

    Git, PGP, and the Blockchain: A Comparison

    The Blockchain, a cryptographically linked list with additional restrictions, is often touted to be the most significant innovation towards democratization of the digital landscape, especially the Internet. However, the ideas did not come out of thin air, but have ancestors and relatives. An attempt at technological genealogy.