diff --git a/docs/tasks/pose.md b/docs/tasks/pose.md
index 1510a9f..0807b25 100644
--- a/docs/tasks/pose.md
+++ b/docs/tasks/pose.md
@@ -62,13 +62,13 @@ Train a YOLOv8-pose model on the COCO128-pose dataset.
     
         ```bash
         # Build a new model from YAML and start training from scratch
-        yolo detect train data=coco128-pose.yaml model=yolov8n-pose.yaml epochs=100 imgsz=640
+        yolo pose train data=coco128-pose.yaml model=yolov8n-pose.yaml epochs=100 imgsz=640
 
         # Start training from a pretrained *.pt model
-        yolo detect train data=coco128-pose.yaml model=yolov8n-pose.pt epochs=100 imgsz=640
+        yolo pose train data=coco128-pose.yaml model=yolov8n-pose.pt epochs=100 imgsz=640
 
         # Build a new model from YAML, transfer pretrained weights to it and start training
-        yolo detect train data=coco128-pose.yaml model=yolov8n-pose.yaml pretrained=yolov8n-pose.pt epochs=100 imgsz=640
+        yolo pose train data=coco128-pose.yaml model=yolov8n-pose.yaml pretrained=yolov8n-pose.pt epochs=100 imgsz=640
         ```
 
 ## Val
diff --git a/ultralytics/__init__.py b/ultralytics/__init__.py
index a65e065..83bc5c1 100644
--- a/ultralytics/__init__.py
+++ b/ultralytics/__init__.py
@@ -1,6 +1,6 @@
 # Ultralytics YOLO 🚀, GPL-3.0 license
 
-__version__ = '8.0.67'
+__version__ = '8.0.68'
 
 from ultralytics.hub import start
 from ultralytics.yolo.engine.model import YOLO
diff --git a/ultralytics/hub/auth.py b/ultralytics/hub/auth.py
index f39e265..10ee4df 100644
--- a/ultralytics/hub/auth.py
+++ b/ultralytics/hub/auth.py
@@ -11,7 +11,7 @@ API_KEY_URL = 'https://hub.ultralytics.com/settings?tab=api+keys'
 class Auth:
     id_token = api_key = model_key = False
 
-    def __init__(self, api_key=''):
+    def __init__(self, api_key='', verbose=True):
         """
         Initialize the Auth class with an optional API key.
 
@@ -29,7 +29,8 @@ class Auth:
             # If the provided API key matches the API key in the SETTINGS
             if self.api_key == SETTINGS.get('api_key'):
                 # Log that the user is already logged in
-                LOGGER.info(f'{PREFIX}Authenticated ✅')
+                if verbose:
+                    LOGGER.info(f'{PREFIX}Authenticated ✅')
                 return
             else:
                 # Attempt to authenticate with the provided API key
@@ -46,8 +47,9 @@ class Auth:
         if success:
             set_settings({'api_key': self.api_key})
             # Log that the new login was successful
-            LOGGER.info(f'{PREFIX}New authentication successful ✅')
-        else:
+            if verbose:
+                LOGGER.info(f'{PREFIX}New authentication successful ✅')
+        elif verbose:
             LOGGER.info(f'{PREFIX}Retrieve API key from {API_KEY_URL}')
 
     def request_api_key(self, max_attempts=3):
diff --git a/ultralytics/hub/session.py b/ultralytics/hub/session.py
index 0f93f50..b90858e 100644
--- a/ultralytics/hub/session.py
+++ b/ultralytics/hub/session.py
@@ -58,7 +58,7 @@ class HUBTrainingSession:
             raise ValueError(f'Invalid HUBTrainingSession input: {url}')
 
         # Authorize
-        auth = Auth(key)
+        auth = Auth(key, verbose=False)
         self.agent_id = None  # identifies which instance is communicating with server
         self.model_id = model_id
         self.model_url = f'https://hub.ultralytics.com/models/{model_id}'
diff --git a/ultralytics/yolo/utils/downloads.py b/ultralytics/yolo/utils/downloads.py
index 8469eeb..fe47042 100644
--- a/ultralytics/yolo/utils/downloads.py
+++ b/ultralytics/yolo/utils/downloads.py
@@ -126,10 +126,10 @@ def safe_download(url,
                     raise ConnectionError(emojis(f'❌  Download failure for {url}. Retry limit reached.')) from e
                 LOGGER.warning(f'⚠️ Download failure, retrying {i + 1}/{retry} {url}...')
 
-    if unzip and f.exists() and f.suffix in ('.zip', '.tar', '.gz'):
+    if unzip and f.exists() and f.suffix in ('', '.zip', '.tar', '.gz'):
         unzip_dir = dir or f.parent  # unzip to dir if provided else unzip in place
         LOGGER.info(f'Unzipping {f} to {unzip_dir}...')
-        if f.suffix == '.zip':
+        if is_zipfile(f):
             unzip_dir = unzip_file(file=f, path=unzip_dir)  # unzip
         elif f.suffix == '.tar':
             subprocess.run(['tar', 'xf', f, '--directory', unzip_dir], check=True)  # unzip