in reply to
The printf docs are covered under sprintf.
Quantum Mechanics: The dreams stuff is made of
In addition to the fact that the docs for printf already say the documentation for the format string is in sprintf, adding curlies to disambiguate during interpolation is documented in perldata and has nothing to do with either printf or sprintf.
Electric dreams (yikes!)
2001: A Space Odyssey
None of the above, please specify
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