> I'm curious on how scalable such fine-grain grains (pun intented) (i.e. one grain per user?) are. The Halo 4 team claims[1] that there is a grain-per-game as

> I'm curious on how scalable such fine-grain grains (pun intented) (i.e. one grain per user?) are. The Halo 4 team claims[1] that there is a grain-per-game as well as grain-per-user (presence etc.). [1]: https://channel9.msdn.com/Events/Build/2014/3-641 https://channel9.msdn.com/Events/Build/2014/3-641