If anyone is interested here is a break down of the contract between Activision & Bungie. It explains exactly what Bungie is up to, working on, and future plans including a game called "Marathon" after Destiny reaches certain sale markers at 350M & again at 750M in sales. http://www.develop-online.net/interview/revealed-the-huge-promises-and-secret-stipulations-of-the-bungie-activision-deal/0117411