diff --git a/paper/paper.ms b/paper/paper.ms
index 7d4db85..3af8caf 100644
--- a/paper/paper.ms
+++ b/paper/paper.ms
@@ -2119,3 +2119,15 @@ cars.unsafe_delete key
 .SOURCE
 Unsafe operations on the database.
 .QE
+
+In DODB version \*[VERSION],
+.gcolor red
+there is no thread-safe modification
+.gcolor
+of a value, and probably won't ever be\*[*].
+.FOOTNOTE1
+This is a problem of the application rather than the library.
+Having multiple threads updating a single value means that a value can be acquired then modified in two different threads at the same time in the application, which is a race condition.
+This is a problem in and of itself, beside the storage bottleneck.
+Measures should be taken inside the application to prevent this.
+.FOOTNOTE2