Son.gg is a music sharing web app which lets you share music with peers no matter which streaming service they us. Share a link with peers and they'll be able to listen to the track on Apple Music, Rdio, MixRadio, Spotify, Band Camp as they wish. No longer do you need to share YouTube links, Son.gg does the heavy lifting for you.
And with the tutorial mentioned above you can integrate Son.gg in your Slack Team so that sharing music is just a Slash Command away.
Thought Train