diff --git a/Serialization.md b/Serialization.md
index 44141de..9e95bac 100644
--- a/Serialization.md
+++ b/Serialization.md
@@ -81,4 +81,6 @@ Ryan Juckett has written a detailed history of faithful string formatting algori
 
 A few years after this article was published, Ulf Adams introduced a new algorithm called [Ryū](https://github.com/ulfjack/ryu), which seems to be the current state of the art.
 
-> Ulf Adams. ["Ryū: fast float-to-string conversion"](https://doi.org/10.1145/3192366.3192369) (2018).
\ No newline at end of file
+> Ulf Adams. ["Ryū: fast float-to-string conversion"](https://doi.org/10.1145/3192366.3192369) (2018).
+
+Alternatively, we're open to using an exact hexadecimal representation.
\ No newline at end of file