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I believe the reason is that bash is backwards compatible with sh and sh only has [ ], not [[ ]]
Solution: fuck backwards compatibility and use fish
Fish is starting to get more POSIX compliant as of late, the error redirect is no longer
^ /dev/nullbut2>/dev/nullFish might be good for interactivity, but in terms of scripting, just go straight to python. It’s not worth it.
[is a binary (sometimes a symlink) in/usr/bin. It’s/usr/bin/[🤓