diff --git a/bin/vcmp b/bin/vcmp
index 4717fb1..6a76918 100755
--- a/bin/vcmp
+++ b/bin/vcmp
@@ -16,6 +16,10 @@ total_files: int = 0
 
 def is_system_busy() -> bool:
     """Returns true if the cpu is doing something else. maybe."""
+    # First call all processes, so we can recheck them later.
+    # See: https://psutil.readthedocs.io/en/latest/#psutil.Process.cpu_percent
+    for proc in psutil.process_iter(['cpu_percent', 'pid']):
+        pass
     total_cpu = 0
     our_pids = [os.getpid()]
     try:
@@ -27,7 +31,6 @@ def is_system_busy() -> bool:
     for proc in psutil.process_iter(['cpu_percent', 'pid']):
         if proc.info['pid'] not in our_pids:
             total_cpu += proc.info['cpu_percent']
-    #print(total_cpu)
 
     cpu_count = psutil.cpu_count()
     if cpu_count is None:
@@ -130,8 +133,11 @@ def run_progress(process, duration, file_index=0) -> bool:
     current_time = None
     last_update = 0
     progress = 0
-    UPDATE_INTERVAL = 1
+    UPDATE_INTERVAL = 10 # TODO: Parameter
     start_time = time.time()
+    is_interactive = sys.stdout.isatty()
+    if is_interactive:
+        UPDATE_INTERVAL = 1
     while True:
         line = process.stdout.readline() if process.stdout else None
 
@@ -142,24 +148,24 @@ def run_progress(process, duration, file_index=0) -> bool:
 
         if line and line.startswith('out_time_ms='):
             try:
-                time_str = line.split('=')[1].strip()
-                current_time = float(time_str) / 1000000
-                current_time = min(current_time, duration)
-                progress = (current_time / duration) * 100
-                elapsed = time.time() - start_time
-                speed = current_time / elapsed if elapsed > 0 else 0
                 if time.time() - last_update > UPDATE_INTERVAL:
                     if is_system_busy():
                         return False
-                    total_progress = (file_index / total_files) * 100
-                    sys.stdout.write(
-                        f"\rProcessing ({file_index}/{total_files} [{total_progress:.1f}%]) :"
-                        f"{progress:5.1f}% "
-                        f"({current_time:.1f} / {duration:.1f} seconds) "
-                        f"[{speed:.2f}x]"
-                        f"{'.' * int(progress / 5)}{' ' * (20 - int(progress / 5))}"
-                    )
-                    sys.stdout.flush()
+                    if is_interactive:
+                        time_str = line.split('=')[1].strip()
+                        current_time = float(time_str) / 1000000
+                        current_time = min(current_time, duration)
+                        progress = (current_time / duration) * 100
+                        elapsed = time.time() - start_time
+                        speed = current_time / elapsed if elapsed > 0 else 0
+                        sys.stdout.write(
+                            f"\rProcessing:"
+                            f"{progress:5.1f}% "
+                            f"({current_time:.1f} / {duration:.1f} seconds) "
+                            f"[{speed:.2f}x]"
+                            f"{'.' * int(progress / 5)}{' ' * (20 - int(progress / 5))}"
+                        )
+                        sys.stdout.flush()
                     last_update = time.time()
             except:
                 pass
@@ -211,7 +217,7 @@ def process_single_file(
 
     temp_path = temp_dir / filepath.with_suffix(".mp4").name
     clean_directory(temp_dir) # Should be empty if mktemp was used, but clear it regardless.
-    logging.info(f"Processing {filepath} to {target_path}")
+    logging.info(f"Processing ({file_index}/{total_files}): {filepath} to {target_path} ")
     logging.debug(f"Using temporary file: {temp_path}")
 
     cmd = ffmpeg_command(filepath, temp_path, nice)