diff --git a/members/libpt-bintols/src/hedu/mod.rs b/members/libpt-bintols/src/hedu/mod.rs
index fa32521..efe0bf0 100644
--- a/members/libpt-bintols/src/hedu/mod.rs
+++ b/members/libpt-bintols/src/hedu/mod.rs
@@ -139,12 +139,17 @@ pub fn dump(data: &mut dyn DataSource, mut config: HeduConfig) -> Result<()> {
             );
             let start_line = config.data_idx;
             while config.buf[0] == config.buf[1] && config.len == BYTES_PER_LINE {
-                rd_data(data, &mut config)?; // FIXME: incorrect logic #59
+                rd_data(data, &mut config)?;
             }
+            config.alt_buf ^= 1; // toggle the alt buf (now that we have a not same line)
             config.display_buf += &format!(
                 "^^^^^^^^ {LINE_SEP_VERT} (repeats {} lines)",
                 (config.data_idx - start_line) / (BYTES_PER_LINE * 2)
             );
+            trace!(
+                buf = format!("{:X?}", config.buf),
+                "dumping buf after line skip"
+            );
             config.display();
         }
         // switch to the second half of the buf, the original half is stored the old buffer
diff --git a/src/hedu/mod.rs b/src/hedu/mod.rs
index 4e72881..84cf0e6 100644
--- a/src/hedu/mod.rs
+++ b/src/hedu/mod.rs
@@ -86,6 +86,7 @@ pub struct Cli {
     /// a data source, probably a file.
     ///
     /// If left empty or set as "-", the program will read from stdin.
+    // TODO: take many sources #60
     pub data_source: Option<String>,
 }