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/20110106203056/http://www.searchengineoptimising.com/glossary/glossary-of-computer-and-internet-terms/fpu
FPU (Floating Point Unit) is a processor that was developed in order to deal with calculations that had floating numbers in them. By using a separate processor it means that the calculations are done more efficiently.