mr. cale, what is the purpose of the internet archive? >> the internet archive is a nonprofit research library largely used over the internet by people trying to dive deeper into wikipedia articles by clicking through on the citations on the bottom and finding themselves on webpages that might have disappeared or on books right at the right page to be able to follow up and learn more. >> how many unique visitors do you have a day or per year? >> per day, we got about 2 million people coming to the website, but about 5 million, and use the internet archive resources in one way or another. it is between the 200 or 300 most popular website. so, people actually want a library. >> and is it free? >> yes, everything is free on the internet archive. we collect webpages, books, music video, and the idea is this is free public access, and yes, you can borrow books, you can look at old webpages, it is a library. >> so, when you founded this in 1996, what was your thought behind it? >> the idea is to build universal access to all knowledge. could we