HEATKEYS

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

YouTube is a place to discover, watch, upload and share videos.

Twitter is without a doubt the best way to share and discover what is happening right now.

Over 290,000 concert setlists of more than 19,000 artists including tour and song statistics, personal statistics, videos and much more.

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Quora is a continually improving collection of questions and answers created, edited, and organized by everyone who uses it.

Vimeo is a respectful community of creative people who are passionate about sharing the videos they make. We provide the best tools and highest quality video in the universe.

The world?s largest online music catalogue, powered by your scrobbles. Internet radio, videos, photos, stats, charts, biographies and concerts.

Hanoi University of Technology on academia.edu

Google+ aims to make sharing on the web more like sharing in real life. Check out Circles, Messenger and Hangouts, just a few of the things we've been working on.

Buy rare and hard to find music on vinyl records and used CDs from thousands of online record stores. Manage your music collection with a detailed discography on rock, electronic, hip hop, classical and other popular and obscure music genres.