sort by best latest
Well, from my point of view. to interact to other people by way of technology. :)
You can help the HubPages community highlight top quality content by ranking this answer up or down.
Try living without it and you'll soon know! ;)
Many important things such as word processing, communication via internet, desktop publishing, e-learning, business, gathering information, games, music and many more.
Your question is so silly.
Its best answer is to ask from own-self.
Well for a bookish answers you can follow any book's article.
Copyright © 2017 HubPages Inc. and respective owners.
Other product and company names shown may be trademarks of their respective owners.
HubPages® is a registered Service Mark of HubPages, Inc.
HubPages and Hubbers (authors) may earn revenue on this page based on affiliate relationships and advertisements with partners including Amazon, Google, and others.