Kevlin Henney presenting

Kevlin Henney: Much Ado About Nothing

Deep in the COVID lockdown, when little new TV was being created, I spent my evenings watching conference talks on YouTube. Many were from Kevlin Henney. So when Urs Enzler announced Kevlin would be speaking at .NET Usergroup Zentralschweiz, I was rather excited. The talk, Much Ado About Nothing, was a walk through the history of nothing, and the many ways we represent the absence of data. He opened with photos of Earth looking back from the moon. My mind wandered. In school we’re taught space is empty, but also that the universe is finite. So what’s beyond it? What is the emptiness beyond the emptiness of space? ...

27 August 2026 · 2 min · Ian Vellosa
The Peter Principle Book Cover

Agile Leadership Book Club: The Peter Principle

In a Hierarchy Every Employee Tends to Rise to His Level of Incompetence You may recognise that quote from The Peter Principle: Why Things Always Go Wrong, which I’ve just started reading thanks to Alexander and James, organizers of the Agile Leadership Book Club meetup. The Peter Principle suggests the most skilled people get promoted - a factory floor mechanic into a supervisor role, then into management if they perform well there too. This continues until they’re no longer a top performer. On the surface it sounds reasonable. But the first chapter closes with: ...

8 August 2026 · 1 min · Ian Vellosa
IndieWebCamp logo

First IndieWeb homebrew meetup

I took the leap and joined my first IndieWeb Homebrew event1 last night. A welcoming group of people, and really well moderated by James2. (I need to figure out how I mention people properly here) IndieWeb’s draw for me is the promise of POSSE3 - Publish (on your) Own Site, Syndicate Elsewhere. You are not writing for LinkedIn, facebook, medium, X, etc., you are writing for your own site. Then your writing is also published via these other services, which link back as the original source. The important part being that you always own your work, and when services like google+ (yeah, I’m that old) shut down, you are not scrambling to export your data. ...

21 May 2026 · 2 min · Ian Vellosa