tikz-gallery-generator

diff --git a/src/main.rs b/src/main.rs
@@ -82,7 +82,7 @@ fn render_gallery(pic_infos: Vec<PictureInfo>) -> io::Result<()> {
     // Warn the user if a particular path doesn't have an associated alt string
     for pic in &pic_infos {
         if pic.alt.is_empty() {
-            eprintln!(
+            println!(
                 "WARNING: Empty text alternative was specified for the file {name:?}",
                 name = pic.file_name
             );
@@ -217,6 +217,7 @@ fn render_thumbnail(pic: &PictureInfo) -> io::Result<()> {
     // is older than the source file
     if let (Ok(thumb_meta), Ok(img_meta)) = (fs::metadata(&thumb_path), fs::metadata(&pic.path)) {
         if thumb_meta.modified()? > img_meta.modified()? {
+            // TODO: Report a warning to the user
             return Ok(());
         }
     }