Raid matchmaking will be tedious. There will be so many people for example without a Mike, under levelled, don't know what their doing, disagreeing with each other on petty things like cheese or legit and whose holding sword…the list continues. And it gets rid of the ability to play with a certain amount of people. Nightfall match making could be okay as its not essential to have good teamwork or communication as the strikes are far more basic than the raids. However if this was to be included it must be an option and not force people into the matchmaking whenever they launch to do the nightfall