diff --git a/rtv/__main__.py b/rtv/__main__.py
index a44d87f..86f92b7 100644
--- a/rtv/__main__.py
+++ b/rtv/__main__.py
@@ -45,8 +45,8 @@ def command_line():
     parser.add_argument('-l', dest='link', help='full link to a submission')
     parser.add_argument('--unicode', action='store_true',
                         help='enable unicode (experimental)')
-    parser.add_argument('--log', action='store',
-                        help='Log all HTTP requests to the given file')
+    parser.add_argument('--log', metavar='FILE', action='store',
+                        help='Log HTTP requests')
 
     group = parser.add_argument_group('authentication (optional)', AUTH)
     group.add_argument('-u', dest='username', help='reddit username')
@@ -102,4 +102,4 @@ def main():
     except KeyboardInterrupt:
         return
 
-sys.exit(main())
\ No newline at end of file
+sys.exit(main())
diff --git a/rtv/curses_helpers.py b/rtv/curses_helpers.py
index ac37ff2..ab151cd 100644
--- a/rtv/curses_helpers.py
+++ b/rtv/curses_helpers.py
@@ -3,6 +3,7 @@ import time
 import threading
 import curses
 from curses import textpad, ascii
+from contextlib import contextmanager
 
 from .docs import HELP
 from .helpers import strip_textpad
@@ -272,4 +273,4 @@ def curses_session():
             stdscr.keypad(0)
             curses.echo()
             curses.nocbreak()
-            curses.endwin()
\ No newline at end of file
+            curses.endwin()
diff --git a/rtv/docs.py b/rtv/docs.py
index bd3d85d..22f2e37 100644
--- a/rtv/docs.py
+++ b/rtv/docs.py
@@ -11,10 +11,9 @@ Reddit Terminal Viewer is a lightweight browser for www.reddit.com built into a
 terminal window.
 """
 
-AUTH = """
-Authenticating is required to vote and leave comments. For added security, it
-is recommended that only you only provide a username. There will be an
-additional prompt for the password if it is not provided.
+AUTH = """\
+Authenticating is required to vote and leave comments. If only a username is
+given, the program will display a secure prompt to enter a password.
 """
 
 CONTROLS = """
@@ -43,4 +42,4 @@ Subreddit Mode
 Submission Mode
   `LEFT` or `h`       : Return to subreddit mode
   `RIGHT` or `l`      : Fold the selected comment, or load additional comments
-"""
\ No newline at end of file
+"""
diff --git a/rtv/submission.py b/rtv/submission.py
index 5cc35ac..f33ebce 100644
--- a/rtv/submission.py
+++ b/rtv/submission.py
@@ -6,9 +6,9 @@ import praw.errors
 
 from .content import SubmissionContent
 from .page import BasePage
-from .workers import LoadScreen, open_browser
-from .curses_helpers import (BULLET, UARROW, DARROW, Color, show_help,
-                             text_input)
+from .helpers import clean, open_browser
+from .curses_helpers import (BULLET, UARROW, DARROW, Color, LoadScreen,
+                             show_help, text_input)
 
 __all__ = ['SubmissionPage']
 
@@ -280,4 +280,4 @@ class SubmissionPage(BasePage):
             display_message(self.stdscr, [e.message])
         else:
             time.sleep(0.5)
-            self.refresh_content()
\ No newline at end of file
+            self.refresh_content()
diff --git a/rtv/subreddit.py b/rtv/subreddit.py
index 4fcd739..0436539 100644
--- a/rtv/subreddit.py
+++ b/rtv/subreddit.py
@@ -7,9 +7,9 @@ from .exceptions import SubredditError
 from .page import BasePage
 from .submission import SubmissionPage
 from .content import SubredditContent
-from .workers import LoadScreen, open_browser
-from .curses_helpers import (BULLET, UARROW, DARROW, Color, text_input,
-                             show_notification, show_help)
+from .helpers import clean, open_browser
+from .curses_helpers import (BULLET, UARROW, DARROW, Color, LoadScreen, 
+                             text_input, show_notification, show_help)
 
 __all__ = ['opened_links', 'SubredditPage']