Oct 30, 2022Decentralized, you say? Unsolved problems of web3, dapps and p2pEver since the Internet existed, different approaches to networking have been taken. The most dominant model today is centralized service providers providing services to their users. Google, Facebook, Amazon, Apple and Netflix, just to name a few. These service providers centrally control and operate the highly available and distributed systems…Web 39 min readWeb 39 min read
Sep 17, 2022iPhone 14 is a historic milestone: It’s the world’s first satellite smartphoneThe repsonses to the presentation of the iPhone 14 were mixed, most seem to be focused on the notch and the fact that finally the outdated SIM slot is gone. Don’t get me wrong, the notch design is fantastic and the removal of the pyhsical SIM slot long overdue. However…I Phone5 min readI Phone5 min read
Jun 20, 2022A tale from 30 years of HTMLIn a few days the Hypertext Markup Language known to most simply as “HTML” will turn 30 years old. After the release of its first version back on November 3rd, 1992 its come a long way. A very long way. “Back in my days, we used to stuff the HTML…HTML11 min readHTML11 min read
Apr 15, 2022Building a Wi-Fi-connected RSS-Reader with an Arduino Nano RP2040 Connect, an LCD and a remote controlThe Arduino Nano RP2040 comes with quite decent specifications. Besides the 133 Mhz clock speed, it also has 520 KB SRAM and a Nina W102 module that supports Wi-Fi and BLE. Enough to let it do awesome things on the Internet and built fantastic connected devices. The Nano pulls the…Arduino6 min readArduino6 min read
Mar 30, 2022What even is a “Tech Company”?If you’re in the field of engineering, be it software, hardware, machinery, industry or whatever, you’ve certainly came across companies identifying theirselves as a “tech company”. When people hear “tech company” they mostly think of Steve Jobs, Steve Wozniak, Bill Gates, Paul Allen, Larry Ellison and many other successful businessmen…Tech7 min readTech7 min read
Mar 29, 2022How software kills the climate and what software engineers can do about itComputer systems need energy to run. Software runs on computer systems. Software thus produces CO₂ and consumes energy. That means each piece of software, regardless of whether it is on a low-power embedded system or a massively distributed cloud infrastructure. …Software Engineering6 min readSoftware Engineering6 min read
Oct 2, 2021Does the EU really need to mandate the use of USB-C?The European Union decided to force device manufacturers to use a single standard charger port for phones and tablets. The argument of consumer frustration is understandable, the environment arguments don’t seem as strong. Is there really a problem that needs this type of regulation by the European Union? Let’s face…Charger5 min readCharger5 min read
Apr 16, 2020Member-onlyWhy and how COBOL is still usedIf you work in any sort of financial institution, companies like airlines, larger hotel chains or any other business that processes customer records for more than 20 years now, you might have come across COBOL applications. The “Common Business Oriented Language” was designed in the 1950s for mainframe computers of…Cobol11 min readCobol11 min read
Nov 16, 2019Member-onlyBringing Palm OS devices back online — A journey into vintage computingAs I watched vintage computing videos, I remembered the days when I used my Palm handheld devices such as the Palm III, Palm V and others. It got me in quite some nostalgic moments and feelings. I ended up on eBay and classifieds websites where I searched around. It did…Palm9 min readPalm9 min read
Jan 11, 2019Digital Innovation — Building Successful Systems And ArchitecturesWe all know examples of everyday annoyances, awkward self-service systems and websites that just don’t seem right. We’ve all browsed retail, travel, banking websites and apps for ages just to figure out we couldn’t buy the desired product or services the way we’d expect. At the beginning of the 21st…Innovation Lab14 min readInnovation Lab14 min read
