From e9575804b827cb97b385f2bac1dc5775464a9b8c Mon Sep 17 00:00:00 2001
From: "Shane F. Carr" <shane@unicode.org>
Date: Tue, 14 Nov 2023 09:30:55 -0800
Subject: [PATCH] Review feedback

---
 provider/datagen/src/lib.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/provider/datagen/src/lib.rs b/provider/datagen/src/lib.rs
index 5ec9160721a..969aa1cd8fd 100644
--- a/provider/datagen/src/lib.rs
+++ b/provider/datagen/src/lib.rs
@@ -468,6 +468,9 @@ pub enum Out {
         fingerprint: bool,
     },
     /// Output as a postcard blob to the given sink.
+    ///
+    /// This supports only version 1 of the blob format. Please use [`DatagenDriver`] with
+    /// [`BlobExporter`] to export to blob format version 2.
     Blob(Box<dyn std::io::Write + Sync>),
     /// Output a module with baked data at the given location.
     Baked {