Yeah, the "prototype" would lead you to presume an M2 is in the works, that and the tester feedback they have had so far. This far down the path they have a lot of experience, funding, interest etc. If there is an M2 I would expect the development would be somewhat accelerated compared to V5 -> M1 though.
Imo the last 10% of any development equals the previous 90%.
Back on topic, those gloves are a step closer to this: