In February 1994, Jerry and David’s Guide to the World Wide Web began followed by which they renamed it to Yahoo! which stands for Yet Another Hierarchical Officious Oracle. This continued growing with different options, features and finally became a $20 Billion Business where the core idea is People Search and Search Engines give them results along with making huge money from it. Check out the following InfoGraphic which is going to give you a complete idea on what we are discussing.
Found this interesting stuff at PPC Blog which gives us information on how everything started with Yahoo! and is currently trending with Google being the major business leader.

Informative article amit..thanks
Super Infographics..thanks for sharing this!
Kudos to the one designed it up 🙂 Saving it 😛