Over the past decade, we have seen a shift that caught many long-time computer users and developers off-guard: The advent of apps. Up to ten years ago, there was a clear trend of distributed applications becoming webapps, and the browser was seen as the new universal program delivery interface. And, as I will explain, we now see yet another quite popular webapp, Slack, closing their interoperable, standards-adhering interface to further trap users into their controlled ecosystem. Continue reading →