diff --git a/README.md b/README.md
index b12ac06..17765b2 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,6 @@ Note: Although this is advertised as AI, it is not. It's simply a semi-optimized
 - [ ] Add more dictionary options
 - [ ] Implement tests
 - [x] Improve efficiency of solving algorithm
-- [ ] Improve efficiency of `determinePercentage` and similar
+- [x] Improve efficiency of `determinePercentage` and similar
 
 If you can think of any more, please leave an issue.
diff --git a/lib/algorithm.dart b/lib/algorithm.dart
index b7f2be6..7a62879 100644
--- a/lib/algorithm.dart
+++ b/lib/algorithm.dart
@@ -107,7 +107,7 @@ double determinePercentage(
   return good / count;
 }
 
-// This is a slightly modified version of the trie implementation from retrieval (10x faster than the original for this use case)
+// This is a slightly modified version of the trie implementation from retrieval (10x faster than the original evaluation, 6x overall)
 class Trie {
   final root = TrieNode<void>(key: null, value: null);
 
diff --git a/lib/main.dart b/lib/main.dart
index eda0713..650d20b 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -367,10 +367,7 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
             case ConnectionState.none:
               return const SizedBox();
             case ConnectionState.waiting:
-              return const Padding(
-                padding: EdgeInsets.symmetric(vertical: 16.0),
-                child: CircularProgressIndicator(),
-              );
+              return primaryInterface(context, isLoading: true);
             case ConnectionState.active:
               return const SizedBox();
             case ConnectionState.done:
@@ -384,12 +381,15 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
                     snapshot.data![1] as List<MapEntry<String, double>>;
               }
 
-              return loadedInterface(context);
+              return primaryInterface(context);
           }
         });
   }
 
-  RenderObjectWidget loadedInterface(BuildContext context) {
+  RenderObjectWidget primaryInterface(BuildContext context,
+      {bool isLoading = false}) {
+    // Note: optimalGame and sortedLetters can **only** be used when loading is false.
+
     if (widget.dictionaryTrie.has(widget.path)) {
       return const Padding(
         padding: EdgeInsets.symmetric(horizontal: 16.0, vertical: 12.0),
@@ -431,7 +431,7 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
 
     String recommendedMove = "";
 
-    if (isTurn) {
+    if (isTurn && !isLoading) {
       final topFew = <String>[];
       for (var entry in sortedLetters) {
         if (entry.value == sortedLetters.first.value) {
@@ -491,12 +491,12 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
       crossAxisAlignment: CrossAxisAlignment.center,
       children: [
         const SizedBox(height: 12),
-        if (isTurn && recommendedMove != "")
+        if (isTurn && (recommendedMove != "" || isLoading))
           const Text(
             "Recommended move:",
             style: TextStyle(fontSize: 24, fontWeight: FontWeight.w400),
           ),
-        if (isTurn && recommendedMove != "")
+        if (isTurn && recommendedMove != "" && !isLoading)
           Padding(
             padding: const EdgeInsets.symmetric(vertical: 4.0),
             child: Row(
@@ -533,7 +533,12 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
               ],
             ),
           ),
-        if (isTurn && recommendedMove != "")
+        if (isTurn && isLoading)
+          const Padding(
+            padding: EdgeInsets.symmetric(vertical: 4.0),
+            child: CircularProgressIndicator(),
+          ),
+        if (isTurn && (recommendedMove != "" || isLoading))
           const Padding(
             padding: EdgeInsets.symmetric(horizontal: 12.0),
             child: Text(
@@ -551,7 +556,7 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
             "It's not your turn.",
             style: TextStyle(fontSize: 24, fontWeight: FontWeight.w400),
           )
-        else
+        else if (!isLoading)
           SizedBox(
             height: 256,
             child: SingleChildScrollView(
@@ -602,6 +607,15 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
                 );
               }).toList()),
             ),
+          )
+        else
+          const Padding(
+            padding: EdgeInsets.symmetric(vertical: (256 - 128) / 2),
+            child: SizedBox(
+              height: 128,
+              width: 128,
+              child: CircularProgressIndicator(),
+            ),
           ),
         if (isTurn)
           const Padding(
@@ -619,7 +633,7 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
                 style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600),
                 textAlign: TextAlign.center),
           ),
-        if (!isTurn)
+        if (!isTurn && !isLoading)
           Padding(
             padding: const EdgeInsets.all(8.0),
             child: Text(
@@ -630,6 +644,11 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
               textAlign: TextAlign.center,
             ),
           ),
+        if (!isTurn && isLoading)
+          const Padding(
+            padding: EdgeInsets.all(8.0),
+            child: CircularProgressIndicator(),
+          ),
         if (!isTurn)
           const Padding(
             padding: EdgeInsets.fromLTRB(8, 28, 8, 0),
@@ -638,7 +657,7 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
                 style: TextStyle(fontSize: 18, fontWeight: FontWeight.w600),
                 textAlign: TextAlign.center),
           ),
-        if (!isTurn)
+        if (!isTurn && !isLoading)
           Padding(
             padding: const EdgeInsets.all(8.0),
             child: Text(
@@ -660,6 +679,11 @@ class _AlgorithmShowerState extends State<AlgorithmShower> {
               textAlign: TextAlign.center,
             ),
           ),
+        if (!isTurn && isLoading)
+          const Padding(
+            padding: EdgeInsets.all(8.0),
+            child: CircularProgressIndicator(),
+          ),
         if (!isTurn)
           Padding(
             padding: const EdgeInsets.all(8.0),