Since Leaf is a coin that advocates for the preservation of nature, especially, forestation, it is supposed to be POS and not POW, even though Leaf seems inactive with the Dev...one can be staking it...because it is of no gain mining it presently...I just jumped on this one today, i believe in Nature...just a matter of time, this coin will be noticed for its worth...just bought a little bag...100 million and am Hodling...