The app addiction May 18, 2018 Phones are not made to be addictive. The gambling machines we happily install on them are. They employ simple psychological tricks to get you in, maximize your time spent and ensure that you return. HTML5's responsive image implementation is missing a way to handle aspect ratios Oct 21, 2017 HTML5's responsive image implementation provides a fantastic tool to address the performance issue of image-heavy websites. But there is a crucial feature that is still missing. Demystifying Apple's Touch ID Aug 27, 2017 The iPhone X will replace Touch ID with Face ID; But what are the mechanisms that for years have been storing our fingerprints so safely? I took a close look. Website Performance: Understanding the Basics Sep 1, 2016 Crucial for website performance is the critical rendering path, this article shines a light on browser rendering and provides tools and strategies to optimize for it. REM&EM: why and how Aug 20, 2016 REM has been considered a web best practice for reasons of accessibility and abstraction. But recent conversation arose whether the abstraction REM or EM is still worth maintaining. Lessons from 6 months travelling alone Jul 15, 2016 I travelled through New Zealand for 6 months. You should go too. Advertising on Spiegel Online got out of hand Yes, I would like to support you by deactivating my adblocker—but I can't. I really, really just can't. On shoulders of Giants doesn’t quite hit it The concepts of almost any trend we chase dates back decades.