Pi is promoting their eco-friendly mining experiment! I have been tapping my app confirming my presence daily and invited friends to join my security circle.
I am sending you 1π! Pi is a new digital currency developed by Stanford PhDs, with over 10 million members worldwide. To claim your Pi, follow this link https://minepi.com/darkflame and use my username (darkflame) as your invitation code.
Want to know more? Here is a great write up.
Pi Nodes use an algorithm based on the Stellar Consensus Protocol (SCP)
They were testing a wallet a few weeks ago so we should be getting close to this becoming a usable currency. There are millions of people mining Pi on their phones every day!