Question

Theoritically what is the internet?

Answer

Dogpile® is a metasearch engine that "fetches" results from Google, Yahoo!, Windows Live Search (formerly MSN Search), Ask.com, About.com, MIVA, LookSmart and several other popular search engines, including from audio and video content providers. Dogpile is a registered trademark of InfoSpace, Inc.

— Source: Wikipedia (www.wikipedia.org)