Current (CNRC) Airdrop/referral campaign is still open with the great possibility to earn up to $100 worth of value.
For those who doesn't know Current is a project available right now on ios (and soon on Android) that can make you earn by streaming your favorite content such as music on Spotify, videos on Youtube etc..
Try it out here:
https://itunes.apple.com/us/app/current-music-video-radio/id1213495204?mt=8
To subscribe to the referral program join here:
https://referral.current.us/?mwr=6402-5bc0977b
Enjoy