updated comments

src/tasks/index.rs

@@ -27,9 +27,7 @@ pub async fn index_chain(app: Arc<App>, chain_id: u64) -> eyre::Result<()> {
         // Subscribe to new block with the WS client which uses an unbounded receiver, buffering the stream
         let mut blocks_stream = ws_rpc.subscribe_blocks().await?;
 
-        // Get the first block from the stream, backfilling any missing blocks between the latest block in the db
-
-        //TODO: note in the comments that this fills the block
+        // Get the first block from the stream, backfilling any missing blocks from the latest block in the db to the chain head
         if let Some(latest_block) = blocks_stream.next().await {
             backfill_to_block(app.clone(), chain_id, &rpc, latest_block)
                 .await?;