"Open source maintainer apologizes for having a daytime job"
It's been a while since I wrote a blog post. Here's one from few days ago about using profiling tools to understand how Ruby apps work: https://katafrakt.me/2020/05/03/understanding-ruby-app-with-profiling/
Interesting thread on Twitter about Rails, Spring and Bootsnap: https://twitter.com/avdi/status/1256743699859603457
Personally I think Bootsnap is pretty good, although it does not need to be added right away for every Rails app. Spring on the other hand only causes problems.
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