What else would you use to build the first disk array for Google?
Duplo’s
http://infolab.stanford.edu/pub/voy/museum/pictures/display/0-4-Google.htm
Sergy says they could not afford the real Legos
http://www.kraneland.com/2008/01/happy-birthday-lego.html
Larry built a 4 foot wide plotter out of Lego’s
http://web.archive.org/web/20000303062936/http://www-pcd.stanford.edu/~page/lego.html