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.
Web wide crawl with initial seedlist and crawler configuration from October 2010
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20101206223135/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/install
Install is the term used when you put any new software onto your computer, it will be installed on the computers hard drive. You can either install a new program from a CD or you can go online and download new software or new versions of software.