Beware floating point arithmetic. Seriously. 0.7 + 0.1 != 0.8 (try it in your REPL of choice)
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It's odd how lazy evaluation is generally seen as a niche design choice, yet the vast majority of languages treat `foo() || bar()` as short-circuiting.
Do any tech streamers try new software live? It'd be a really fun way of doing UX testing.
The most common selling point I hear for Nix is having a list of all the packages you need.
On a traditional Linux distro, I just install things and forget about them. A curated, commented list would certainly be handy when I have a new system.