Some very interesting optimization work done by Daniel Stone and Thom May at the ubuntu conference. In summary they halved the original boot of 60s.
http://www.fooishbar.org/blog//tech/ubuntu/fastBootMiniBoF-2004-12-09-13-45.html http://www.planetarytramp.net/bootchart/bootchart-20041210-1934.png
Pádraig.
