diff --git a/todo.txt b/todo.txt
index 2ce0c32..45cf5c7 100644
--- a/todo.txt
+++ b/todo.txt
@@ -3,3 +3,5 @@ Also, why not just have the packet metadata on the packet? I think that would ma
 
 - keep input/demuxer.isSupported()?
 - getCodecParamterString() hack feels dirty; idk. well its not really a hack but, surface it over a different field?
+
+- conversion behavior for HLS; only take primary tracks by default?
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