- Like irregular verbs in a foreign language, the most common primitives are optimized for brevity rather than consistency, so often are illogical and idiomatic (you have to "just memorize" them to get the benefit).
- --I'm organizing this by symbol rather than concept since there is a universal closed set of characters, but concepts have subjective implicit meaning (like key bindings)
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$''- verbatim string, no interpretting (useful if you have filenames with non ASCII characters)$""- verbatim string, no interpretting (except locale)