diff --git a/repl/README.md b/repl/README.md
index 26408bc1..cddd5f7f 100644
--- a/repl/README.md
+++ b/repl/README.md
@@ -1,5 +1,23 @@
 # Strudel REPL
 
+## TODO
+
+### mini notation ([krill docs](https://github.com/Mdashdotdashn/krill#general-principles))
+
+- "@" aka elongation / weight: how to write in strudel?
+- "%" fixed step: how to write in strudel?
+- "struct" not sure how to do this
+- "c3(5,8)" bjorklund algorithm
+- more [mini notation features](https://tidalcycles.org/docs/patternlib/tutorials/mini_notation)
+- not tested
+
+### strudel
+
+- slow doesn't work when nested
+- reify should also work for strings
+
+## Default Snowpack Readme
+
 > ✨ Bootstrapped with Create Snowpack App (CSA).
 
 ## Available Scripts
@@ -14,12 +32,7 @@ You will also see any lint errors in the console.
 
 ### npm run build
 
-Builds a static copy of your site to the `build/` folder.
+Builds a static copy of your site to the `docs/` folder.
 Your app is ready to be deployed!
 
 **For the best production performance:** Add a build bundler plugin like "@snowpack/plugin-webpack" to your `snowpack.config.mjs` config file.
-
-### npm test
-
-Launches the application test runner.
-Run with the `--watch` flag (`npm test -- --watch`) to run in interactive watch mode.
diff --git a/repl/src/parse.ts b/repl/src/parse.ts
index 64228006..8cf15c51 100644
--- a/repl/src/parse.ts
+++ b/repl/src/parse.ts
@@ -20,7 +20,7 @@ const applyOptions = (parent: any) => (pat: any, i: number) => {
       case 'stretch':
         const speed = new Fraction(operator.arguments_.amount).inverse().valueOf();
         return reify(pat).fast(speed);
-      // case 'fixed-step': "%" // https://github.com/Mdashdotdashn/krill#patterns---a-more-traditional-approach
+      // TODO: case 'fixed-step': "%"
     }
     console.warn(`operator "${operator.type_}" not implemented`);
   }