diff --git a/apps/lil-buddy/src/App.svelte b/apps/lil-buddy/src/App.svelte
index 2bf68aa..8f65f71 100644
--- a/apps/lil-buddy/src/App.svelte
+++ b/apps/lil-buddy/src/App.svelte
@@ -5,6 +5,7 @@
   import LintPicker from "./linting/LintPicker.svelte";
 
   import NewLintSuggestion from "./linting/NewLintSuggestion.svelte";
+  import KeyboardHooks from "./components/KeyboardHooks.svelte";
   $: lint = $store.lints.find((lint) => lint.id === $store.focusedLint)!;
 </script>
 
@@ -45,3 +46,4 @@
     </div>
   {/if}
 </main>
+<KeyboardHooks />
diff --git a/apps/lil-buddy/src/components/KeyboardHooks.svelte b/apps/lil-buddy/src/components/KeyboardHooks.svelte
new file mode 100644
index 0000000..0a3680c
--- /dev/null
+++ b/apps/lil-buddy/src/components/KeyboardHooks.svelte
@@ -0,0 +1,36 @@
+<script lang="ts">
+  import store from "../stores/store";
+  function onKeyDown(e: any) {
+    const tagName = e.target.tagName.toLowerCase();
+    const tagType = e.target.type;
+
+    const classes = e.target.getAttribute("class") || "";
+    if (tagName === "input" && !classes.includes("color-slider")) {
+      const isUIElement =
+        tagType === "number" || tagType === "range" || tagType === "text";
+      if (isUIElement) {
+        return;
+      }
+    }
+    // block code mirror editing
+    if (classes.includes("cm-content")) {
+      return;
+    }
+    if (tagName === "textarea") {
+      return;
+    }
+    const key = e.key.toLowerCase();
+    const metaKey = e.metaKey || e.ctrlKey;
+    // UNDO REDO
+    if (key === "z" && metaKey) {
+      e.preventDefault();
+      store.undo();
+    }
+    if ((key === "y" && metaKey) || (key === "z" && metaKey && e.shiftKey)) {
+      e.preventDefault();
+      store.redo();
+    }
+  }
+</script>
+
+<svelte:window on:keydown={onKeyDown} />
diff --git a/apps/lil-buddy/src/linting/FocusedTest.svelte b/apps/lil-buddy/src/linting/FocusedTest.svelte
index bb703bb..dfe6641 100644
--- a/apps/lil-buddy/src/linting/FocusedTest.svelte
+++ b/apps/lil-buddy/src/linting/FocusedTest.svelte
@@ -39,6 +39,7 @@
   $: errors = lintRun.errors;
   $: pairData = blameData as number[][];
   $: program = lint.program;
+  let editTime: null | number = null;
 </script>
 
 {#if currentLintAppliesToCurrentPalette && testPal}
@@ -67,6 +68,10 @@
       }}
       pal={testPal}
       updatePal={(newPal) => {
+        if (editTime === null) {
+          editTime = Date.now();
+          store.setOkayToExecute(false);
+        }
         const oldTests =
           focusedTest.type === "passing"
             ? lint.expectedPassingTests
@@ -78,6 +83,15 @@
         } else {
           store.setCurrentLintExpectedFailingTests(newTests);
         }
+        editTime = Date.now();
+        setTimeout(() => {
+          if (!editTime) {
+            store.setOkayToExecute(true);
+          } else if (Date.now() - editTime > 1000) {
+            store.setOkayToExecute(true);
+            editTime = null;
+          }
+        }, 1000);
       }}
     />
   {/if}
@@ -125,7 +139,16 @@
   {:else}
     <div class="text-red-500">
       This lint does not apply to the current palette due to a mismatch between
-      its tags and the palette's tags
+      its tags and the palette's tags. This lint requires the following tags: {lint.requiredTags
+        .map((x) => `"${x}"`)
+        .join(", ")}.
+      {#if testPal?.tags?.length}
+        The palette has the following tags: {(testPal?.tags || [])
+          .map((x) => `"${x}"`)
+          .join(", ")}
+      {:else}
+        The palette has no tags.
+      {/if}
     </div>
   {/if}
 </div>
diff --git a/apps/lil-buddy/src/linting/LintMeta.svelte b/apps/lil-buddy/src/linting/LintMeta.svelte
index a04b941..f864ca5 100644
--- a/apps/lil-buddy/src/linting/LintMeta.svelte
+++ b/apps/lil-buddy/src/linting/LintMeta.svelte
@@ -90,7 +90,7 @@
     </div>
     <div class="flex flex-wrap">
       {#each lint.requiredTags as tag}
-        <div>
+        <div class="mr-2 border rounded px-2 py-1">
           {tag}
           <button
             class={""}
diff --git a/apps/lil-buddy/src/linting/LintTests.svelte b/apps/lil-buddy/src/linting/LintTests.svelte
index b8eb6ff..b757710 100644
--- a/apps/lil-buddy/src/linting/LintTests.svelte
+++ b/apps/lil-buddy/src/linting/LintTests.svelte
@@ -74,24 +74,6 @@
             }}
           >
             <PalPreview pal={failing.pal} showTags={true} />
-            <!-- <LintTest
-              clickFocus={() =>
-                store.setFocusedTest({ type: "failing", index: idx })}
-              pivotRight={true}
-              removeCase={() => {
-                const newTests = [...lint.expectedFailingTests].filter(
-                  (_, i) => i !== idx
-                );
-                store.setCurrentLintExpectedFailingTests(newTests);
-              }}
-              pal={failing.pal}
-              blamedSet={new Set(failing.blame)}
-              updatePal={(newPal) => {
-                const newTests = [...lint.expectedFailingTests];
-                newTests[idx] = newPal;
-                store.setCurrentLintExpectedFailingTests(newTests);
-              }}
-            /> -->
             {#if failing.result.kind === "success"}
               {#if !failing.result?.passes}
                 <div class="text-green-500">Correct</div>
diff --git a/apps/lil-buddy/src/linting/VisualSummarizer.svelte b/apps/lil-buddy/src/linting/VisualSummarizer.svelte
index d648d98..42d51fd 100644
--- a/apps/lil-buddy/src/linting/VisualSummarizer.svelte
+++ b/apps/lil-buddy/src/linting/VisualSummarizer.svelte
@@ -2,19 +2,25 @@
   import type { Palette } from "color-buddy-palette";
   import DispatchNode from "./summary-nodes/DispatchNode.svelte";
   import { GenerateAST } from "color-buddy-palette-lint";
+  import store from "../stores/store";
   export let pal: Palette;
   export let lint: string;
 
-  $: ast = getAST(lint);
+  $: ast = getAST(lint, $store.okayToExecute);
   let error: any;
-  function getAST(lint: string) {
+  function getAST(lint: string, okayToExecute: boolean) {
+    console.log("ast");
+    if (!okayToExecute) {
+      error = "Changes in process";
+      return null;
+    }
     try {
       return GenerateAST(JSON.parse(lint)).value as any;
     } catch (e) {
       error = e;
     }
   }
-  $: console.log("summarizer");
+  $: console.log("summarizer", $store.okayToExecute);
 </script>
 
 <div class="flex">
diff --git a/apps/lil-buddy/src/stores/store.ts b/apps/lil-buddy/src/stores/store.ts
index 95b7026..5118ae0 100644
--- a/apps/lil-buddy/src/stores/store.ts
+++ b/apps/lil-buddy/src/stores/store.ts
@@ -16,6 +16,7 @@ interface StoreData {
   currentChecks: LintResult[];
   loadState?: "loading" | "idle";
   engine: "openai" | "anthropic";
+  okayToExecute: boolean;
 }
 
 const InitialStore: StoreData = {
@@ -36,6 +37,7 @@ const InitialStore: StoreData = {
   loadState: "idle",
   engine: "openai",
   focusedTest: false,
+  okayToExecute: true,
 };
 
 function serializeStore(store: StoreData) {
@@ -220,6 +222,8 @@ function createStore() {
       persistUpdate((old) => ({ ...old, engine })),
     setFocusedTest: (test: StoreData["focusedTest"]) =>
       persistUpdate((old) => ({ ...old, focusedTest: test })),
+    setOkayToExecute: (okay: StoreData["okayToExecute"]) =>
+      persistUpdate((old) => ({ ...old, okayToExecute: okay })),
   };
 }