diff --git a/blog/2023/03/01/computable-solomoff/.src/main.tex b/blog/2023/03/01/computable-solomoff/.src/main.tex
index 1445c14..86d9397 100644
--- a/blog/2023/03/01/computable-solomoff/.src/main.tex
+++ b/blog/2023/03/01/computable-solomoff/.src/main.tex
@@ -96,6 +96,8 @@ This can easily be fixed as follows:
 	\item Observe the next bit, purge the machines from your set which don't predict it. If none predict it, go to 2.
 \end{enumerate}
 
+It is not clear to this author whether all Turing machine models require this epicycle.
+
 \end{document}
 
 \endinput