The Internet Archive discovers and captures web pages through many different web crawls.
At any given time several distinct crawls are running, some for months, and some every day or longer.
View the web archive through the Wayback Machine.
I believe you can imagine my argument by thinking on your answers to my seven questions.
10 visitors online now 10 guests, 0 members Max visitors today: 24 at 12:57 am GMT This month: 113 at 06-09-2013 11:44 pm GMT This year: 240 at 03-06-2013 08:19 pm GMT All time: 312 at 12-19-2012 07:02 pm GMT