"Only one third of a search engine is devoted to fulfilling search requests. The other two thirds are divided between crawling (sending a host of single-minded digital organisms out to gather information) and indexing (building data structures from the results)." By George Dyson
by William Slawski - "... I decided to take a closer look at some of the companies that Google has purchased. I’m glad I did. I came across a couple of papers I hadn’t seen before ..."