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+# TODO.md
+
+## Current tasks
+
+### Todo
+
+- [ ] Refine error messages when the actual error is nested below the top level  
+
+### Doing
+
+- [ ] Finish `indexed` sad case  
+
+### Done ✓
+
+
+## Possible future features
+
+Instead of strictly being an identity function, what if a type constructor added `(with-meta ...)` pointing back to a machine-readable version of themselves?  Then one could have a reflective notion of identity for at least some kinds of data in a running Clojure(script) instance.