diff --git a/config.toml b/config.toml
index 0d0d90b..0494822 100644
--- a/config.toml
+++ b/config.toml
@@ -14,6 +14,7 @@ framerate = 16
 vflip = false
 hflip = false
 export_options = 'scale=1920:-1,crop=1920:1080:0:102'
+cache_images = false
 [CAMERA]
 # Nikon D40x
 capturemode = 3 # use IR remote
diff --git a/main_c.py b/main_c.py
index e2d5dc7..1f2fb4c 100644
--- a/main_c.py
+++ b/main_c.py
@@ -90,6 +90,7 @@ project_settings_defaults = {
     'vflip' : False,
     'hflip' : False,
     'export_options' : 'scale=1920:-1,crop=1920:1080:0:102',
+    'cache_images' : False,
 }
 
 # Camera Settings (Nikon D40x)
@@ -128,6 +129,7 @@ class KISStopmo(tk.Tk):
         self.fullscreen_bool = project_settings['fullscreen_bool']
         self.screen_w, self.screen_h = project_settings['screen_w'], project_settings['screen_h']
         self.framerate = project_settings['framerate']
+        self.playback = False
         
         # ~ self.photo = None
         self.end_thread = False
@@ -195,20 +197,19 @@ class KISStopmo(tk.Tk):
         
         self.splashscreen = self.generate_splashscreen()
 
-        image = self.update_image()
-        if image:
+        self.image = None
+        self.update_image()
+        if self.image:
             if self.onion_skin:
                 if self.img_index:
-                    photo = self.apply_onionskin(image, self.onionskin_alpha_default, self.onionskin_fx)
+                    photo = self.apply_onionskin(self.image, self.onionskin_alpha_default, self.onionskin_fx)
             else:
-                photo = ImageTk.PhotoImage(image)
-                
+                photo = ImageTk.PhotoImage(self.image)
             self.label.configure(image=photo)
             self.label.image = photo
 
         if project_settings['trigger_mode'] == 'event':
             root.after(1000, self.trigger_bg_loop)
-        # ~ root.after(1000, self.wait_for_capture)
         
         # Key binding
         root.bind("<Escape>", lambda event: root.attributes("-fullscreen", False))
@@ -219,7 +220,7 @@ class KISStopmo(tk.Tk):
         root.bind("<N>", self.preview_animation)
         root.bind("<E>", self.trigger_export_animation)
         root.bind("<d>", self.remove_frame)
-        # ~ root.bind("<a>", self.print_imglist)
+        root.bind("<a>", self.print_imglist)
         
         if project_settings['trigger_mode'] != 'event':
             root.bind("<n>", self.capture_image)
@@ -432,11 +433,14 @@ class KISStopmo(tk.Tk):
                     image = image.transpose(Image.Transpose.FLIP_TOP_BOTTOM)
                 if hflip:
                     image = image.transpose(Image.Transpose.FLIP_LEFT_RIGHT)
-                self.img_list[filetuple[0]] = image
+                if project_settings['cache_images']:
+                    # TODO : Do not cache image to preserve memory
+                    self.img_list[filetuple[0]] = image
             except FileNotFoundError:
                 return False
         else:
-            image = filetuple[-1]
+            if project_settings['cache_images']:
+                image = filetuple[-1]
         return image
 
             
@@ -471,7 +475,7 @@ class KISStopmo(tk.Tk):
 
 
     def update_image(self, event=None, index=None):
-        # TODO : check event mode stille works
+        # TODO : check event mode still works
         if event is not None:
             self.img_index = self.check_range(self.img_index+1)
         if index is None:
@@ -493,7 +497,10 @@ class KISStopmo(tk.Tk):
                     photo = self.apply_onionskin(new_image, project_settings['onionskin_alpha_default'], project_settings['onionskin_fx'])
             self.label.configure(image=photo)
             self.label.image = photo
-            return new_image
+            # ~ return new_image
+            self.image = new_image
+            # ~ new_image.close()
+            return True
         else:
             return False
         
@@ -514,11 +521,16 @@ class KISStopmo(tk.Tk):
             self.onion_skin = False
             onion_skin_was_on = True
         # playback
+        # TODO : Use async function for playback
+        # ~ self.playback = not self.playback
         for img in self.img_list:
             # ~ self.update_image(None, self.img_list.index(img))
+            # ~ if self.playback:
             self.update_image(None, list(self.img_list.keys()).index(img))
             root.update_idletasks()
             time.sleep(1/self.framerate)
+            # ~ else:
+                # ~ break
         # ~ self.update_image(None, self.img_index)
         self.display_last_frame()
         # restore OS state