Async Programming Is Just @Inject Time — Will Richardson
Hacker News
March 6, 2026
All I really wanted to do was learn a little bit more about different models for error handling, but then I kept seeing “effects” and “effect systems” mentioned, and after reading about Koka and Effekt I think I’ve been converted. I want effects now. So here’s what I wished I could have read a few weeks ago. To start with, you need to remember that functions don’t exist. They’re made up. They’re a social construct. Your CPU doesn’t know or...
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Originally published on Hacker News on 3/6/2026