Huh, I'm actually surprised that it wouldn't fit on 1tb. It probably would compressed.

10 Terabytes: The printed collection of the US Library of Congress 1024)
100 Petabytes: All printed material
1 Exabytes: All words ever spoken by human beings.
1 Yottabyte: Everything that there is
- http://www.uplink.freeuk.com/data.html