Spotify has officially announced their new royalty system:
However, as the royalty pool and catalog on Spotify have surged, three particular drains on the royalty pool have now reached a tipping point. So, we’re working in close collaboration with industry partners — artist distributors, independent labels, major labels, label distributors, and artists and their teams — to introduce new policies to (1) further deter artificial streaming, (2) better distribute small payments that aren’t reaching artists, and (3) rein in those attempting to game the system with noise.