diff --git a/exercises/12/hello_fmt/README.md b/exercises/12/hello_fmt/README.md
index f6e52b3..29029ad 100644
--- a/exercises/12/hello_fmt/README.md
+++ b/exercises/12/hello_fmt/README.md
@@ -2,6 +2,13 @@
 
 ## Background: {fmt}
 
+"{fmt} is an open-source formatting library providing a fast and safe alternative to C stdio and C++ iostreams."
+[From the {fmt} GitHub page](https://github.com/fmtlib/fmt)
+
+In C++20 we are getting parts of this functionality in [std::format](https://en.cppreference.com/w/cpp/utility/format).
+
+In C++23 we might get `std::print`.
+
 ## Exercise
 
 1. Play with Hello World on [Godbolt](https://godbolt.org/z/8oxsGG8WM)