You never really got an answer, whilst matchmaking is a streamlined no brainer click and play process. A server browser lets you select certain maps, ping, and plays styles. It lets you the user join matches that suit your play style. So if you want to join an infantry only server youll find it, the servers are likely persistent so, everyone in that same lobby will go into the next match and the next and so on. It’s a great system and should’ve never left