diff --git a/book/source/02-goals.md b/book/source/02-goals.md
index 18256c5..6071fea 100644
--- a/book/source/02-goals.md
+++ b/book/source/02-goals.md
@@ -53,11 +53,11 @@ We will mainly cover v6 of OpenPGP, but occasionally point out
 differences to previous versions.
 
 Version 4 of OpenPGP will remain relevant for a number of years,
-and some OpenPGP v3 artifacts are still in use as of this writing (in 2023).
+and some OpenPGP version 3 artifacts are still in use as of this writing (in 2023).
 
-```
-FIXME: fact check the status of v3 and v4 in crytpo refresh:
+For example, the RFC states that implementations MAY accept version 3 signatures.
+Handling version 3 artifacts is relevant in some contexts, where dealing with
+historical OpenPGP material is required.
 
-the RFC requires implementations to accept them. v3 artifacts are still very
-much relevant for real world OpenPGP usage and implementations)
-```
\ No newline at end of file
+Where differences between versions may be relevant to application developers,
+we will point them out.