Anthony, I don't understand why you are suggesting not to use punctuation.
Thaidog
ASKER
The reason for the question is I have a yubiey and I am wondering if there is a limit on the length on the password... as it can generate a 48 character password... I wondering if at some point the charters don't matter.
Here is Apple's official recommendation: http://support.apple.com/kb/HT1506
Anthony, I don't understand why you are suggesting not to use punctuation.