Frequently used passwords can be stored by Windows, for instance, Outlook Express email access or for a FTP (File Transport protocol) connection. Once you are not required to enter them over and over manually, these words just are being forgotten.
IDC projected over 9 billion minutes of voice traffic to travel over worldwide packet networks in 2000, exceeding 135 billion minutes in 2004. Service revenue is projected at 1.6 billion in 2000 and 18.7 billion in 2004.