Tactical Life posts that the military is changing to the 6.8 in SAW and M4

[Fess]

Imagine trying to carry this rifle after it is mounted in a "steerable chassis" like the Aimloc MRR. As near as I can tell, electronics would determine exactly where the rifle should be pointed, then move it to make minor position adjustments before it is fired.
https://www.aim-lock.com/mrr

A recent army presentation included a system like this as one of the options to be considered.