I was in the bookstore earlier and saw the new edition of Wired.
They have a nice little feature on google.

Luckily for us, they also have it online... so enjoy!
http://www.wired.com/wired/archive/12.03/google.html

Want to topple the Web's darling? It's simple - build a trillion-page, ad-free, up-to-the-minute search engine for everything ever put on the Net.
Ha! Easier said than done...

Good stuff.