It seems pretty likely that Proper Humans and lesser, troubled and rebellious humans can do everything. Frost seemed to think Draken had another option, but maybe they ran into some animation issues, or changed something from a planning meeting, or something. The lack of Chua medics I can understand- with the size of those resonaters, it just doesn't seem viable. I'm sure it will come up on the AMA reddit thing, or if not there, on this weekend's stream. We'll have answers or confirmations soon enough.