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-rw-r--r--youtube_dl/__init__.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/youtube_dl/__init__.py b/youtube_dl/__init__.py
index eac7c42eb..b29cf6758 100644
--- a/youtube_dl/__init__.py
+++ b/youtube_dl/__init__.py
@@ -186,7 +186,7 @@ def parseOpts(overrideArguments=None):
general.add_option('--no-check-certificate', action='store_true', dest='no_check_certificate', default=False, help='Suppress HTTPS certificate validation.')
general.add_option(
'--cache-dir', dest='cachedir', default=get_cachedir(), metavar='DIR',
- help='Location in the filesystem where youtube-dl can store some downloaded information permanently. By default $XDG_CACHE_HOME/youtube-dl or ~/.cache/youtube-dl .')
+ help='Location in the filesystem where youtube-dl can store some downloaded information permanently. By default $XDG_CACHE_HOME/youtube-dl or ~/.cache/youtube-dl . At the moment, only YouTube player files (for videos with obfuscated signatures) are cached, but that may change.')
general.add_option(
'--no-cache-dir', action='store_const', const=None, dest='cachedir',
help='Disable filesystem caching')