It isn’t a return of cbmm, it is a tweak in the loose sbmm. Bungie even said this was going to be an ongoing option. When they announced that loose sbmm was being put into control. They are trying to find the right balance between fast match making, good lobby balance (both teams being near equal in terms of skill). They wanted to find what works for the majority of players. So that the lower, mid and upper skilled players all have fun. They are trying to find a balance between, the fast connection speeds of cbmm, and the team balance of sbmm. It’s an ongoing process over the next couple of seasons. For those of you who think sbmm is going away, go back and read the article about it.