Starters - Hacker news for sports tech
Spotify - Map shows when two people play same song at same time
E-sports Radar - Real-time, algorithm powered esports news
Deezer - Deezer is a music streaming app created in France. It is available in 180 counties and gets 16 million users a month. 6 million of the users have paid subscriptions. Read more about Deezer.
Scorum.com - Become a paid sports blogger
Last.fm - The world's largest online music service. Listen online, find out more about your favourite artists, and get music recommendations, only at Last.fm